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Finding the Fourth Proportional to 507,557.57, 700,382.87 and 292,656.12

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Solution

The fourth proportional to 507,557.57, 700,382.87 and 292,656.12 is: 403,838.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,557.57 : 700,382.87 = 292,656.12 : x
  2. Step 2: Convert to fraction form
    507,557.57/700,382.87 = 292,656.12/x
  3. Step 3: Cross multiply
    507,557.57x = 700,382.87 × 292,656.12
  4. Step 4: Simplify right side
    507,557.57x = 204,971,331,785.38
  5. Step 5: Solve for x
    x = 204,971,331,785.38/507,557.57
  6. Step 6: Final answer
    x = 403,838.59

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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.