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Finding the Fourth Proportional to 294,059.76, 406,354.12 and 240,325.18

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Solution

The fourth proportional to 294,059.76, 406,354.12 and 240,325.18 is: 332,099.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,059.76 : 406,354.12 = 240,325.18 : x
  2. Step 2: Convert to fraction form
    294,059.76/406,354.12 = 240,325.18/x
  3. Step 3: Cross multiply
    294,059.76x = 406,354.12 × 240,325.18
  4. Step 4: Simplify right side
    294,059.76x = 97,657,127,032.74
  5. Step 5: Solve for x
    x = 97,657,127,032.74/294,059.76
  6. Step 6: Final answer
    x = 332,099.59

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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.