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Finding the Fourth Proportional to 472,964.80, 710,266.40 and 333,700.80

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Solution

The fourth proportional to 472,964.80, 710,266.40 and 333,700.80 is: 501,129.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,964.80 : 710,266.40 = 333,700.80 : x
  2. Step 2: Convert to fraction form
    472,964.80/710,266.40 = 333,700.80/x
  3. Step 3: Cross multiply
    472,964.80x = 710,266.40 × 333,700.80
  4. Step 4: Simplify right side
    472,964.80x = 237,016,465,893.12
  5. Step 5: Solve for x
    x = 237,016,465,893.12/472,964.80
  6. Step 6: Final answer
    x = 501,129.19

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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.