Home / 436,649.02-654,766.10-152,305.02

Finding the Fourth Proportional to 436,649.02, 654,766.10 and 152,305.02

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Solution

The fourth proportional to 436,649.02, 654,766.10 and 152,305.02 is: 228,385.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,649.02 : 654,766.10 = 152,305.02 : x
  2. Step 2: Convert to fraction form
    436,649.02/654,766.10 = 152,305.02/x
  3. Step 3: Cross multiply
    436,649.02x = 654,766.10 × 152,305.02
  4. Step 4: Simplify right side
    436,649.02x = 99,724,163,955.82
  5. Step 5: Solve for x
    x = 99,724,163,955.82/436,649.02
  6. Step 6: Final answer
    x = 228,385.18

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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.