Home / 1,036,897.15-1,555,345.73-288,943.15

Finding the Fourth Proportional to 1,036,897.15, 1,555,345.73 and 288,943.15

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Solution

The fourth proportional to 1,036,897.15, 1,555,345.73 and 288,943.15 is: 433,414.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,897.15 : 1,555,345.73 = 288,943.15 : x
  2. Step 2: Convert to fraction form
    1,036,897.15/1,555,345.73 = 288,943.15/x
  3. Step 3: Cross multiply
    1,036,897.15x = 1,555,345.73 × 288,943.15
  4. Step 4: Simplify right side
    1,036,897.15x = 449,406,494,565.25
  5. Step 5: Solve for x
    x = 449,406,494,565.25/1,036,897.15
  6. Step 6: Final answer
    x = 433,414.73

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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.