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Finding the Fourth Proportional to 460,295.66, 687,337.90 and 376,224.95

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Solution

The fourth proportional to 460,295.66, 687,337.90 and 376,224.95 is: 561,799.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,295.66 : 687,337.90 = 376,224.95 : x
  2. Step 2: Convert to fraction form
    460,295.66/687,337.90 = 376,224.95/x
  3. Step 3: Cross multiply
    460,295.66x = 687,337.90 × 376,224.95
  4. Step 4: Simplify right side
    460,295.66x = 258,593,669,954.65
  5. Step 5: Solve for x
    x = 258,593,669,954.65/460,295.66
  6. Step 6: Final answer
    x = 561,799.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.