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Finding the Fourth Proportional to 563,882.01, 845,979.14 and 260,368.80

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Solution

The fourth proportional to 563,882.01, 845,979.14 and 260,368.80 is: 390,625.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,882.01 : 845,979.14 = 260,368.80 : x
  2. Step 2: Convert to fraction form
    563,882.01/845,979.14 = 260,368.80/x
  3. Step 3: Cross multiply
    563,882.01x = 845,979.14 × 260,368.80
  4. Step 4: Simplify right side
    563,882.01x = 220,266,573,506.83
  5. Step 5: Solve for x
    x = 220,266,573,506.83/563,882.01
  6. Step 6: Final answer
    x = 390,625.29

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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.