Home / 847,490.24-1,271,097.12-256,376

Finding the Fourth Proportional to 847,490.24, 1,271,097.12 and 256,376

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Solution

The fourth proportional to 847,490.24, 1,271,097.12 and 256,376 is: 384,522.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,490.24 : 1,271,097.12 = 256,376 : x
  2. Step 2: Convert to fraction form
    847,490.24/1,271,097.12 = 256,376/x
  3. Step 3: Cross multiply
    847,490.24x = 1,271,097.12 × 256,376
  4. Step 4: Simplify right side
    847,490.24x = 325,878,795,237.12
  5. Step 5: Solve for x
    x = 325,878,795,237.12/847,490.24
  6. Step 6: Final answer
    x = 384,522.18

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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.