Home / 1,008,017.38-1,511,501.07-475,395.40

Finding the Fourth Proportional to 1,008,017.38, 1,511,501.07 and 475,395.40

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Solution

The fourth proportional to 1,008,017.38, 1,511,501.07 and 475,395.40 is: 712,845.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,017.38 : 1,511,501.07 = 475,395.40 : x
  2. Step 2: Convert to fraction form
    1,008,017.38/1,511,501.07 = 475,395.40/x
  3. Step 3: Cross multiply
    1,008,017.38x = 1,511,501.07 × 475,395.40
  4. Step 4: Simplify right side
    1,008,017.38x = 718,560,655,773.08
  5. Step 5: Solve for x
    x = 718,560,655,773.08/1,008,017.38
  6. Step 6: Final answer
    x = 712,845.50

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Double scale
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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.