Home / 674,493.36-930,803.27-368,569.76

Finding the Fourth Proportional to 674,493.36, 930,803.27 and 368,569.76

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Solution

The fourth proportional to 674,493.36, 930,803.27 and 368,569.76 is: 508,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,493.36 : 930,803.27 = 368,569.76 : x
  2. Step 2: Convert to fraction form
    674,493.36/930,803.27 = 368,569.76/x
  3. Step 3: Cross multiply
    674,493.36x = 930,803.27 × 368,569.76
  4. Step 4: Simplify right side
    674,493.36x = 343,065,933,177.10
  5. Step 5: Solve for x
    x = 343,065,933,177.10/674,493.36
  6. Step 6: Final answer
    x = 508,627.60

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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.