Home / 674,330.28-1,011,641.22-358,741.32

Finding the Fourth Proportional to 674,330.28, 1,011,641.22 and 358,741.32

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Solution

The fourth proportional to 674,330.28, 1,011,641.22 and 358,741.32 is: 538,189.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,330.28 : 1,011,641.22 = 358,741.32 : x
  2. Step 2: Convert to fraction form
    674,330.28/1,011,641.22 = 358,741.32/x
  3. Step 3: Cross multiply
    674,330.28x = 1,011,641.22 × 358,741.32
  4. Step 4: Simplify right side
    674,330.28x = 362,917,506,629.21
  5. Step 5: Solve for x
    x = 362,917,506,629.21/674,330.28
  6. Step 6: Final answer
    x = 538,189.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.