Home / 736,241.28-1,104,197.76-286,974.24

Finding the Fourth Proportional to 736,241.28, 1,104,197.76 and 286,974.24

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Solution

The fourth proportional to 736,241.28, 1,104,197.76 and 286,974.24 is: 430,397.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,241.28 : 1,104,197.76 = 286,974.24 : x
  2. Step 2: Convert to fraction form
    736,241.28/1,104,197.76 = 286,974.24/x
  3. Step 3: Cross multiply
    736,241.28x = 1,104,197.76 × 286,974.24
  4. Step 4: Simplify right side
    736,241.28x = 316,876,312,985.70
  5. Step 5: Solve for x
    x = 316,876,312,985.70/736,241.28
  6. Step 6: Final answer
    x = 430,397.37

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Double scale
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Similar ratio
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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.