Home / 1,154,697.39-1,731,603.29-396,397.53

Finding the Fourth Proportional to 1,154,697.39, 1,731,603.29 and 396,397.53

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Solution

The fourth proportional to 1,154,697.39, 1,731,603.29 and 396,397.53 is: 594,444.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,697.39 : 1,731,603.29 = 396,397.53 : x
  2. Step 2: Convert to fraction form
    1,154,697.39/1,731,603.29 = 396,397.53/x
  3. Step 3: Cross multiply
    1,154,697.39x = 1,731,603.29 × 396,397.53
  4. Step 4: Simplify right side
    1,154,697.39x = 686,403,265,113.89
  5. Step 5: Solve for x
    x = 686,403,265,113.89/1,154,697.39
  6. Step 6: Final answer
    x = 594,444.29

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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.