Home / 970,098.40-1,455,147.60-900,114.40

Finding the Fourth Proportional to 970,098.40, 1,455,147.60 and 900,114.40

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Solution

The fourth proportional to 970,098.40, 1,455,147.60 and 900,114.40 is: 1,350,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,098.40 : 1,455,147.60 = 900,114.40 : x
  2. Step 2: Convert to fraction form
    970,098.40/1,455,147.60 = 900,114.40/x
  3. Step 3: Cross multiply
    970,098.40x = 1,455,147.60 × 900,114.40
  4. Step 4: Simplify right side
    970,098.40x = 1,309,799,308,885.44
  5. Step 5: Solve for x
    x = 1,309,799,308,885.44/970,098.40
  6. Step 6: Final answer
    x = 1,350,171.60

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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.