Home / 456,816.11-630,398.59-252,862.66

Finding the Fourth Proportional to 456,816.11, 630,398.59 and 252,862.66

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Solution

The fourth proportional to 456,816.11, 630,398.59 and 252,862.66 is: 348,946.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,816.11 : 630,398.59 = 252,862.66 : x
  2. Step 2: Convert to fraction form
    456,816.11/630,398.59 = 252,862.66/x
  3. Step 3: Cross multiply
    456,816.11x = 630,398.59 × 252,862.66
  4. Step 4: Simplify right side
    456,816.11x = 159,404,264,327.65
  5. Step 5: Solve for x
    x = 159,404,264,327.65/456,816.11
  6. Step 6: Final answer
    x = 348,946.24

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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.