Home / 763,508.94-1,053,738.99-461,702.22

Finding the Fourth Proportional to 763,508.94, 1,053,738.99 and 461,702.22

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Solution

The fourth proportional to 763,508.94, 1,053,738.99 and 461,702.22 is: 637,207.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,508.94 : 1,053,738.99 = 461,702.22 : x
  2. Step 2: Convert to fraction form
    763,508.94/1,053,738.99 = 461,702.22/x
  3. Step 3: Cross multiply
    763,508.94x = 1,053,738.99 × 461,702.22
  4. Step 4: Simplify right side
    763,508.94x = 486,513,630,983.56
  5. Step 5: Solve for x
    x = 486,513,630,983.56/763,508.94
  6. Step 6: Final answer
    x = 637,207.51

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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.