Home / 725,004.84-1,000,506.14-402,744.90

Finding the Fourth Proportional to 725,004.84, 1,000,506.14 and 402,744.90

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Solution

The fourth proportional to 725,004.84, 1,000,506.14 and 402,744.90 is: 555,787.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,004.84 : 1,000,506.14 = 402,744.90 : x
  2. Step 2: Convert to fraction form
    725,004.84/1,000,506.14 = 402,744.90/x
  3. Step 3: Cross multiply
    725,004.84x = 1,000,506.14 × 402,744.90
  4. Step 4: Simplify right side
    725,004.84x = 402,948,745,303.69
  5. Step 5: Solve for x
    x = 402,948,745,303.69/725,004.84
  6. Step 6: Final answer
    x = 555,787.66

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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.