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Finding the Fourth Proportional to 359,860.86, 536,881.64 and 323,990.82

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Solution

The fourth proportional to 359,860.86, 536,881.64 and 323,990.82 is: 483,366.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,860.86 : 536,881.64 = 323,990.82 : x
  2. Step 2: Convert to fraction form
    359,860.86/536,881.64 = 323,990.82/x
  3. Step 3: Cross multiply
    359,860.86x = 536,881.64 × 323,990.82
  4. Step 4: Simplify right side
    359,860.86x = 173,944,721,166.59
  5. Step 5: Solve for x
    x = 173,944,721,166.59/359,860.86
  6. Step 6: Final answer
    x = 483,366.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.