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Finding the Fourth Proportional to 560,296.98, 773,246.37 and 318,602.04

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Solution

The fourth proportional to 560,296.98, 773,246.37 and 318,602.04 is: 439,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,296.98 : 773,246.37 = 318,602.04 : x
  2. Step 2: Convert to fraction form
    560,296.98/773,246.37 = 318,602.04/x
  3. Step 3: Cross multiply
    560,296.98x = 773,246.37 × 318,602.04
  4. Step 4: Simplify right side
    560,296.98x = 246,357,870,904.60
  5. Step 5: Solve for x
    x = 246,357,870,904.60/560,296.98
  6. Step 6: Final answer
    x = 439,691.59

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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.