Home / 424,054.02-584,719.54-397,149.82

Finding the Fourth Proportional to 424,054.02, 584,719.54 and 397,149.82

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Solution

The fourth proportional to 424,054.02, 584,719.54 and 397,149.82 is: 547,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,054.02 : 584,719.54 = 397,149.82 : x
  2. Step 2: Convert to fraction form
    424,054.02/584,719.54 = 397,149.82/x
  3. Step 3: Cross multiply
    424,054.02x = 584,719.54 × 397,149.82
  4. Step 4: Simplify right side
    424,054.02x = 232,221,260,061.48
  5. Step 5: Solve for x
    x = 232,221,260,061.48/424,054.02
  6. Step 6: Final answer
    x = 547,621.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.