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Finding the Fourth Proportional to 554,610.11, 832,259.55 and 355,073.69

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Solution

The fourth proportional to 554,610.11, 832,259.55 and 355,073.69 is: 532,831.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,610.11 : 832,259.55 = 355,073.69 : x
  2. Step 2: Convert to fraction form
    554,610.11/832,259.55 = 355,073.69/x
  3. Step 3: Cross multiply
    554,610.11x = 832,259.55 × 355,073.69
  4. Step 4: Simplify right side
    554,610.11x = 295,513,465,294.94
  5. Step 5: Solve for x
    x = 295,513,465,294.94/554,610.11
  6. Step 6: Final answer
    x = 532,831.02

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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.