Home / 510,421.02-765,573.18-136,473.18

Finding the Fourth Proportional to 510,421.02, 765,573.18 and 136,473.18

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Solution

The fourth proportional to 510,421.02, 765,573.18 and 136,473.18 is: 204,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,421.02 : 765,573.18 = 136,473.18 : x
  2. Step 2: Convert to fraction form
    510,421.02/765,573.18 = 136,473.18/x
  3. Step 3: Cross multiply
    510,421.02x = 765,573.18 × 136,473.18
  4. Step 4: Simplify right side
    510,421.02x = 104,480,206,397.31
  5. Step 5: Solve for x
    x = 104,480,206,397.31/510,421.02
  6. Step 6: Final answer
    x = 204,694.17

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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.