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Finding the Fourth Proportional to 452,007.53, 623,729.16 and 268,214.42

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Solution

The fourth proportional to 452,007.53, 623,729.16 and 268,214.42 is: 370,111.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,007.53 : 623,729.16 = 268,214.42 : x
  2. Step 2: Convert to fraction form
    452,007.53/623,729.16 = 268,214.42/x
  3. Step 3: Cross multiply
    452,007.53x = 623,729.16 × 268,214.42
  4. Step 4: Simplify right side
    452,007.53x = 167,293,154,886.49
  5. Step 5: Solve for x
    x = 167,293,154,886.49/452,007.53
  6. Step 6: Final answer
    x = 370,111.43

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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.