Home / 479,834.86-719,754.32-124,823.25

Finding the Fourth Proportional to 479,834.86, 719,754.32 and 124,823.25

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Solution

The fourth proportional to 479,834.86, 719,754.32 and 124,823.25 is: 187,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,834.86 : 719,754.32 = 124,823.25 : x
  2. Step 2: Convert to fraction form
    479,834.86/719,754.32 = 124,823.25/x
  3. Step 3: Cross multiply
    479,834.86x = 719,754.32 × 124,823.25
  4. Step 4: Simplify right side
    479,834.86x = 89,842,070,334.79
  5. Step 5: Solve for x
    x = 89,842,070,334.79/479,834.86
  6. Step 6: Final answer
    x = 187,235.40

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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.