Home / 674,464.47-930,733.20-368,551.35

Finding the Fourth Proportional to 674,464.47, 930,733.20 and 368,551.35

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Solution

The fourth proportional to 674,464.47, 930,733.20 and 368,551.35 is: 508,585.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,464.47 : 930,733.20 = 368,551.35 : x
  2. Step 2: Convert to fraction form
    674,464.47/930,733.20 = 368,551.35/x
  3. Step 3: Cross multiply
    674,464.47x = 930,733.20 × 368,551.35
  4. Step 4: Simplify right side
    674,464.47x = 343,022,977,349.82
  5. Step 5: Solve for x
    x = 343,022,977,349.82/674,464.47
  6. Step 6: Final answer
    x = 508,585.69

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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.