Home / 1,155,117.29-1,732,041.70-356,177.03

Finding the Fourth Proportional to 1,155,117.29, 1,732,041.70 and 356,177.03

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Solution

The fourth proportional to 1,155,117.29, 1,732,041.70 and 356,177.03 is: 534,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,117.29 : 1,732,041.70 = 356,177.03 : x
  2. Step 2: Convert to fraction form
    1,155,117.29/1,732,041.70 = 356,177.03/x
  3. Step 3: Cross multiply
    1,155,117.29x = 1,732,041.70 × 356,177.03
  4. Step 4: Simplify right side
    1,155,117.29x = 616,913,458,991.50
  5. Step 5: Solve for x
    x = 616,913,458,991.50/1,155,117.29
  6. Step 6: Final answer
    x = 534,069.97

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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.