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Finding the Fourth Proportional to 359,602.62, 539,413.65 and 93,357.24

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Solution

The fourth proportional to 359,602.62, 539,413.65 and 93,357.24 is: 140,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,602.62 : 539,413.65 = 93,357.24 : x
  2. Step 2: Convert to fraction form
    359,602.62/539,413.65 = 93,357.24/x
  3. Step 3: Cross multiply
    359,602.62x = 539,413.65 × 93,357.24
  4. Step 4: Simplify right side
    359,602.62x = 50,358,169,582.33
  5. Step 5: Solve for x
    x = 50,358,169,582.33/359,602.62
  6. Step 6: Final answer
    x = 140,038.38

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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.