Home / 510,423.02-765,576.18-136,475.18

Finding the Fourth Proportional to 510,423.02, 765,576.18 and 136,475.18

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Solution

The fourth proportional to 510,423.02, 765,576.18 and 136,475.18 is: 204,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,423.02 : 765,576.18 = 136,475.18 : x
  2. Step 2: Convert to fraction form
    510,423.02/765,576.18 = 136,475.18/x
  3. Step 3: Cross multiply
    510,423.02x = 765,576.18 × 136,475.18
  4. Step 4: Simplify right side
    510,423.02x = 104,482,143,141.33
  5. Step 5: Solve for x
    x = 104,482,143,141.33/510,423.02
  6. Step 6: Final answer
    x = 204,697.16

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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.