Home / 814,264.50-1,220,151.18-435,239.16

Finding the Fourth Proportional to 814,264.50, 1,220,151.18 and 435,239.16

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Solution

The fourth proportional to 814,264.50, 1,220,151.18 and 435,239.16 is: 652,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,264.50 : 1,220,151.18 = 435,239.16 : x
  2. Step 2: Convert to fraction form
    814,264.50/1,220,151.18 = 435,239.16/x
  3. Step 3: Cross multiply
    814,264.50x = 1,220,151.18 × 435,239.16
  4. Step 4: Simplify right side
    814,264.50x = 531,057,574,656.21
  5. Step 5: Solve for x
    x = 531,057,574,656.21/814,264.50
  6. Step 6: Final answer
    x = 652,192.96

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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.