Home / 976,152.53-1,347,251.72-669,977.39

Finding the Fourth Proportional to 976,152.53, 1,347,251.72 and 669,977.39

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Solution

The fourth proportional to 976,152.53, 1,347,251.72 and 669,977.39 is: 924,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,152.53 : 1,347,251.72 = 669,977.39 : x
  2. Step 2: Convert to fraction form
    976,152.53/1,347,251.72 = 669,977.39/x
  3. Step 3: Cross multiply
    976,152.53x = 1,347,251.72 × 669,977.39
  4. Step 4: Simplify right side
    976,152.53x = 902,628,180,952.47
  5. Step 5: Solve for x
    x = 902,628,180,952.47/976,152.53
  6. Step 6: Final answer
    x = 924,679.45

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1.5x scale

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.