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Finding the Fourth Proportional to 795,872, 1,098,534.40 and 473,807.36

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Solution

The fourth proportional to 795,872, 1,098,534.40 and 473,807.36 is: 653,991.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,872 : 1,098,534.40 = 473,807.36 : x
  2. Step 2: Convert to fraction form
    795,872/1,098,534.40 = 473,807.36/x
  3. Step 3: Cross multiply
    795,872x = 1,098,534.40 × 473,807.36
  4. Step 4: Simplify right side
    795,872x = 520,493,683,933.18
  5. Step 5: Solve for x
    x = 520,493,683,933.18/795,872
  6. Step 6: Final answer
    x = 653,991.70

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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.