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Finding the Fourth Proportional to 652,013.10, 978,019.65 and 463,056.30

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Solution

The fourth proportional to 652,013.10, 978,019.65 and 463,056.30 is: 694,584.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,013.10 : 978,019.65 = 463,056.30 : x
  2. Step 2: Convert to fraction form
    652,013.10/978,019.65 = 463,056.30/x
  3. Step 3: Cross multiply
    652,013.10x = 978,019.65 × 463,056.30
  4. Step 4: Simplify right side
    652,013.10x = 452,878,160,456.30
  5. Step 5: Solve for x
    x = 452,878,160,456.30/652,013.10
  6. Step 6: Final answer
    x = 694,584.45

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Double scale
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Similar ratio
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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.