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Finding the Fourth Proportional to 452,019.08, 623,745.04 and 268,225.96

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Solution

The fourth proportional to 452,019.08, 623,745.04 and 268,225.96 is: 370,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,019.08 : 623,745.04 = 268,225.96 : x
  2. Step 2: Convert to fraction form
    452,019.08/623,745.04 = 268,225.96/x
  3. Step 3: Cross multiply
    452,019.08x = 623,745.04 × 268,225.96
  4. Step 4: Simplify right side
    452,019.08x = 167,304,612,149.24
  5. Step 5: Solve for x
    x = 167,304,612,149.24/452,019.08
  6. Step 6: Final answer
    x = 370,127.32

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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.