Home / 732,128.10-1,098,090.90-227,036.40

Finding the Fourth Proportional to 732,128.10, 1,098,090.90 and 227,036.40

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Solution

The fourth proportional to 732,128.10, 1,098,090.90 and 227,036.40 is: 340,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,128.10 : 1,098,090.90 = 227,036.40 : x
  2. Step 2: Convert to fraction form
    732,128.10/1,098,090.90 = 227,036.40/x
  3. Step 3: Cross multiply
    732,128.10x = 1,098,090.90 × 227,036.40
  4. Step 4: Simplify right side
    732,128.10x = 249,306,604,808.76
  5. Step 5: Solve for x
    x = 249,306,604,808.76/732,128.10
  6. Step 6: Final answer
    x = 340,523.20

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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.