Home / 432,264.30-648,688.05-254,582.70

Finding the Fourth Proportional to 432,264.30, 648,688.05 and 254,582.70

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Solution

The fourth proportional to 432,264.30, 648,688.05 and 254,582.70 is: 382,045.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,264.30 : 648,688.05 = 254,582.70 : x
  2. Step 2: Convert to fraction form
    432,264.30/648,688.05 = 254,582.70/x
  3. Step 3: Cross multiply
    432,264.30x = 648,688.05 × 254,582.70
  4. Step 4: Simplify right side
    432,264.30x = 165,144,755,226.74
  5. Step 5: Solve for x
    x = 165,144,755,226.74/432,264.30
  6. Step 6: Final answer
    x = 382,045.79

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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.