Home / 976,629.96-1,347,711.56-546,888.11

Finding the Fourth Proportional to 976,629.96, 1,347,711.56 and 546,888.11

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Solution

The fourth proportional to 976,629.96, 1,347,711.56 and 546,888.11 is: 754,684.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,629.96 : 1,347,711.56 = 546,888.11 : x
  2. Step 2: Convert to fraction form
    976,629.96/1,347,711.56 = 546,888.11/x
  3. Step 3: Cross multiply
    976,629.96x = 1,347,711.56 × 546,888.11
  4. Step 4: Simplify right side
    976,629.96x = 737,047,423,527.63
  5. Step 5: Solve for x
    x = 737,047,423,527.63/976,629.96
  6. Step 6: Final answer
    x = 754,684.43

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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.