Home / 791,740.90-1,092,603.24-429,164.68

Finding the Fourth Proportional to 791,740.90, 1,092,603.24 and 429,164.68

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Solution

The fourth proportional to 791,740.90, 1,092,603.24 and 429,164.68 is: 592,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,740.90 : 1,092,603.24 = 429,164.68 : x
  2. Step 2: Convert to fraction form
    791,740.90/1,092,603.24 = 429,164.68/x
  3. Step 3: Cross multiply
    791,740.90x = 1,092,603.24 × 429,164.68
  4. Step 4: Simplify right side
    791,740.90x = 468,906,717,130.06
  5. Step 5: Solve for x
    x = 468,906,717,130.06/791,740.90
  6. Step 6: Final answer
    x = 592,247.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.