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Finding the Fourth Proportional to 476,479.04, 714,695.52 and 180,968

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Solution

The fourth proportional to 476,479.04, 714,695.52 and 180,968 is: 271,443.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,479.04 : 714,695.52 = 180,968 : x
  2. Step 2: Convert to fraction form
    476,479.04/714,695.52 = 180,968/x
  3. Step 3: Cross multiply
    476,479.04x = 714,695.52 × 180,968
  4. Step 4: Simplify right side
    476,479.04x = 129,337,018,863.36
  5. Step 5: Solve for x
    x = 129,337,018,863.36/476,479.04
  6. Step 6: Final answer
    x = 271,443.25

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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.