Home / 462,008.16-637,541.28-268,398.72

Finding the Fourth Proportional to 462,008.16, 637,541.28 and 268,398.72

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Solution

The fourth proportional to 462,008.16, 637,541.28 and 268,398.72 is: 370,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,008.16 : 637,541.28 = 268,398.72 : x
  2. Step 2: Convert to fraction form
    462,008.16/637,541.28 = 268,398.72/x
  3. Step 3: Cross multiply
    462,008.16x = 637,541.28 × 268,398.72
  4. Step 4: Simplify right side
    462,008.16x = 171,115,263,499.16
  5. Step 5: Solve for x
    x = 171,115,263,499.16/462,008.16
  6. Step 6: Final answer
    x = 370,372.82

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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.