Home / 1,036,984.55-1,555,476.83-289,030.55

Finding the Fourth Proportional to 1,036,984.55, 1,555,476.83 and 289,030.55

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Solution

The fourth proportional to 1,036,984.55, 1,555,476.83 and 289,030.55 is: 433,545.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,984.55 : 1,555,476.83 = 289,030.55 : x
  2. Step 2: Convert to fraction form
    1,036,984.55/1,555,476.83 = 289,030.55/x
  3. Step 3: Cross multiply
    1,036,984.55x = 1,555,476.83 × 289,030.55
  4. Step 4: Simplify right side
    1,036,984.55x = 449,580,323,687.16
  5. Step 5: Solve for x
    x = 449,580,323,687.16/1,036,984.55
  6. Step 6: Final answer
    x = 433,545.83

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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.