Home / 868,516.02-1,302,774.57-237,382.38

Finding the Fourth Proportional to 868,516.02, 1,302,774.57 and 237,382.38

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Solution

The fourth proportional to 868,516.02, 1,302,774.57 and 237,382.38 is: 356,073.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,516.02 : 1,302,774.57 = 237,382.38 : x
  2. Step 2: Convert to fraction form
    868,516.02/1,302,774.57 = 237,382.38/x
  3. Step 3: Cross multiply
    868,516.02x = 1,302,774.57 × 237,382.38
  4. Step 4: Simplify right side
    868,516.02x = 309,255,728,030.08
  5. Step 5: Solve for x
    x = 309,255,728,030.08/868,516.02
  6. Step 6: Final answer
    x = 356,073.72

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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.