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Finding the Fourth Proportional to 359,852.98, 539,780.14 and 93,613.06

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Solution

The fourth proportional to 359,852.98, 539,780.14 and 93,613.06 is: 140,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,852.98 : 539,780.14 = 93,613.06 : x
  2. Step 2: Convert to fraction form
    359,852.98/539,780.14 = 93,613.06/x
  3. Step 3: Cross multiply
    359,852.98x = 539,780.14 × 93,613.06
  4. Step 4: Simplify right side
    359,852.98x = 50,530,470,632.63
  5. Step 5: Solve for x
    x = 50,530,470,632.63/359,852.98
  6. Step 6: Final answer
    x = 140,419.77

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1.5x scale

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.