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Finding the Fourth Proportional to 292,599.34, 438,811.53 and 152,281.42

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Solution

The fourth proportional to 292,599.34, 438,811.53 and 152,281.42 is: 228,376.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,599.34 : 438,811.53 = 152,281.42 : x
  2. Step 2: Convert to fraction form
    292,599.34/438,811.53 = 152,281.42/x
  3. Step 3: Cross multiply
    292,599.34x = 438,811.53 × 152,281.42
  4. Step 4: Simplify right side
    292,599.34x = 66,822,841,232.69
  5. Step 5: Solve for x
    x = 66,822,841,232.69/292,599.34
  6. Step 6: Final answer
    x = 228,376.60

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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.