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Finding the Fourth Proportional to 292,492.92, 437,801.94 and 157,367.64

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Solution

The fourth proportional to 292,492.92, 437,801.94 and 157,367.64 is: 235,547.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,492.92 : 437,801.94 = 157,367.64 : x
  2. Step 2: Convert to fraction form
    292,492.92/437,801.94 = 157,367.64/x
  3. Step 3: Cross multiply
    292,492.92x = 437,801.94 × 157,367.64
  4. Step 4: Simplify right side
    292,492.92x = 68,895,858,085.22
  5. Step 5: Solve for x
    x = 68,895,858,085.22/292,492.92
  6. Step 6: Final answer
    x = 235,547.10

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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.