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Finding the Fourth Proportional to 292,532.65, 403,811.34 and 183,607.90

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Solution

The fourth proportional to 292,532.65, 403,811.34 and 183,607.90 is: 253,451.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,532.65 : 403,811.34 = 183,607.90 : x
  2. Step 2: Convert to fraction form
    292,532.65/403,811.34 = 183,607.90/x
  3. Step 3: Cross multiply
    292,532.65x = 403,811.34 × 183,607.90
  4. Step 4: Simplify right side
    292,532.65x = 74,142,952,133.59
  5. Step 5: Solve for x
    x = 74,142,952,133.59/292,532.65
  6. Step 6: Final answer
    x = 253,451.89

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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.