Home / 976,344.78-1,347,406.47-546,599.28

Finding the Fourth Proportional to 976,344.78, 1,347,406.47 and 546,599.28

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Solution

The fourth proportional to 976,344.78, 1,347,406.47 and 546,599.28 is: 754,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,344.78 : 1,347,406.47 = 546,599.28 : x
  2. Step 2: Convert to fraction form
    976,344.78/1,347,406.47 = 546,599.28/x
  3. Step 3: Cross multiply
    976,344.78x = 1,347,406.47 × 546,599.28
  4. Step 4: Simplify right side
    976,344.78x = 736,491,406,369.34
  5. Step 5: Solve for x
    x = 736,491,406,369.34/976,344.78
  6. Step 6: Final answer
    x = 754,335.38

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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.