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Finding the Fourth Proportional to 413,492.53, 570,681.39 and 252,440.95

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Solution

The fourth proportional to 413,492.53, 570,681.39 and 252,440.95 is: 348,406.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,492.53 : 570,681.39 = 252,440.95 : x
  2. Step 2: Convert to fraction form
    413,492.53/570,681.39 = 252,440.95/x
  3. Step 3: Cross multiply
    413,492.53x = 570,681.39 × 252,440.95
  4. Step 4: Simplify right side
    413,492.53x = 144,063,352,238.92
  5. Step 5: Solve for x
    x = 144,063,352,238.92/413,492.53
  6. Step 6: Final answer
    x = 348,406.18

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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.