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Finding the Fourth Proportional to 460,510.62, 687,527.95 and 351,871.41

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Solution

The fourth proportional to 460,510.62, 687,527.95 and 351,871.41 is: 525,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,510.62 : 687,527.95 = 351,871.41 : x
  2. Step 2: Convert to fraction form
    460,510.62/687,527.95 = 351,871.41/x
  3. Step 3: Cross multiply
    460,510.62x = 687,527.95 × 351,871.41
  4. Step 4: Simplify right side
    460,510.62x = 241,921,429,180.91
  5. Step 5: Solve for x
    x = 241,921,429,180.91/460,510.62
  6. Step 6: Final answer
    x = 525,333.01

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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.