Home / 432,200.86-595,723.32-288,908.62

Finding the Fourth Proportional to 432,200.86, 595,723.32 and 288,908.62

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Solution

The fourth proportional to 432,200.86, 595,723.32 and 288,908.62 is: 398,216.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,200.86 : 595,723.32 = 288,908.62 : x
  2. Step 2: Convert to fraction form
    432,200.86/595,723.32 = 288,908.62/x
  3. Step 3: Cross multiply
    432,200.86x = 595,723.32 × 288,908.62
  4. Step 4: Simplify right side
    432,200.86x = 172,109,602,283.02
  5. Step 5: Solve for x
    x = 172,109,602,283.02/432,200.86
  6. Step 6: Final answer
    x = 398,216.70

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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.