Home / 541,427.02-812,938.92-302,008.70

Finding the Fourth Proportional to 541,427.02, 812,938.92 and 302,008.70

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Solution

The fourth proportional to 541,427.02, 812,938.92 and 302,008.70 is: 453,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,427.02 : 812,938.92 = 302,008.70 : x
  2. Step 2: Convert to fraction form
    541,427.02/812,938.92 = 302,008.70/x
  3. Step 3: Cross multiply
    541,427.02x = 812,938.92 × 302,008.70
  4. Step 4: Simplify right side
    541,427.02x = 245,514,627,308.42
  5. Step 5: Solve for x
    x = 245,514,627,308.42/541,427.02
  6. Step 6: Final answer
    x = 453,458.40

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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.