Home / 432,201.86-595,724.70-288,909.62

Finding the Fourth Proportional to 432,201.86, 595,724.70 and 288,909.62

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Solution

The fourth proportional to 432,201.86, 595,724.70 and 288,909.62 is: 398,218.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,201.86 : 595,724.70 = 288,909.62 : x
  2. Step 2: Convert to fraction form
    432,201.86/595,724.70 = 288,909.62/x
  3. Step 3: Cross multiply
    432,201.86x = 595,724.70 × 288,909.62
  4. Step 4: Simplify right side
    432,201.86x = 172,110,596,701.61
  5. Step 5: Solve for x
    x = 172,110,596,701.61/432,201.86
  6. Step 6: Final answer
    x = 398,218.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.