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Finding the Fourth Proportional to 732,053.10, 1,097,978.40 and 226,961.40

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Solution

The fourth proportional to 732,053.10, 1,097,978.40 and 226,961.40 is: 340,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,053.10 : 1,097,978.40 = 226,961.40 : x
  2. Step 2: Convert to fraction form
    732,053.10/1,097,978.40 = 226,961.40/x
  3. Step 3: Cross multiply
    732,053.10x = 1,097,978.40 × 226,961.40
  4. Step 4: Simplify right side
    732,053.10x = 249,198,714,833.76
  5. Step 5: Solve for x
    x = 249,198,714,833.76/732,053.10
  6. Step 6: Final answer
    x = 340,410.71

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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.