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Finding the Fourth Proportional to 495,301.80, 742,952.70 and 461,840.70

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Solution

The fourth proportional to 495,301.80, 742,952.70 and 461,840.70 is: 692,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,301.80 : 742,952.70 = 461,840.70 : x
  2. Step 2: Convert to fraction form
    495,301.80/742,952.70 = 461,840.70/x
  3. Step 3: Cross multiply
    495,301.80x = 742,952.70 × 461,840.70
  4. Step 4: Simplify right side
    495,301.80x = 343,125,795,034.89
  5. Step 5: Solve for x
    x = 343,125,795,034.89/495,301.80
  6. Step 6: Final answer
    x = 692,761.05

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1.5x scale

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.