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Finding the Fourth Proportional to 461,990.75, 637,547.24 and 250,022.75

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Solution

The fourth proportional to 461,990.75, 637,547.24 and 250,022.75 is: 345,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,990.75 : 637,547.24 = 250,022.75 : x
  2. Step 2: Convert to fraction form
    461,990.75/637,547.24 = 250,022.75/x
  3. Step 3: Cross multiply
    461,990.75x = 637,547.24 × 250,022.75
  4. Step 4: Simplify right side
    461,990.75x = 159,401,312,949.60
  5. Step 5: Solve for x
    x = 159,401,312,949.60/461,990.75
  6. Step 6: Final answer
    x = 345,031.40

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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.