Home / 461,095.24-636,310.20-257,146.40

Finding the Fourth Proportional to 461,095.24, 636,310.20 and 257,146.40

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Solution

The fourth proportional to 461,095.24, 636,310.20 and 257,146.40 is: 354,861.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,095.24 : 636,310.20 = 257,146.40 : x
  2. Step 2: Convert to fraction form
    461,095.24/636,310.20 = 257,146.40/x
  3. Step 3: Cross multiply
    461,095.24x = 636,310.20 × 257,146.40
  4. Step 4: Simplify right side
    461,095.24x = 163,624,878,321.91
  5. Step 5: Solve for x
    x = 163,624,878,321.91/461,095.24
  6. Step 6: Final answer
    x = 354,861.35

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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.