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Finding the Fourth Proportional to 359,294, 538,938.84 and 93,053.84

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Solution

The fourth proportional to 359,294, 538,938.84 and 93,053.84 is: 139,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,294 : 538,938.84 = 93,053.84 : x
  2. Step 2: Convert to fraction form
    359,294/538,938.84 = 93,053.84/x
  3. Step 3: Cross multiply
    359,294x = 538,938.84 × 93,053.84
  4. Step 4: Simplify right side
    359,294x = 50,150,328,587.15
  5. Step 5: Solve for x
    x = 50,150,328,587.15/359,294
  6. Step 6: Final answer
    x = 139,580.20

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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.