Home / 1,036,984.70-1,555,477.05-289,030.70

Finding the Fourth Proportional to 1,036,984.70, 1,555,477.05 and 289,030.70

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Solution

The fourth proportional to 1,036,984.70, 1,555,477.05 and 289,030.70 is: 433,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,984.70 : 1,555,477.05 = 289,030.70 : x
  2. Step 2: Convert to fraction form
    1,036,984.70/1,555,477.05 = 289,030.70/x
  3. Step 3: Cross multiply
    1,036,984.70x = 1,555,477.05 × 289,030.70
  4. Step 4: Simplify right side
    1,036,984.70x = 449,580,620,595.44
  5. Step 5: Solve for x
    x = 449,580,620,595.44/1,036,984.70
  6. Step 6: Final answer
    x = 433,546.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.