Home / 778,506.53-1,167,625.13-351,943.16

Finding the Fourth Proportional to 778,506.53, 1,167,625.13 and 351,943.16

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Solution

The fourth proportional to 778,506.53, 1,167,625.13 and 351,943.16 is: 527,853.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,506.53 : 1,167,625.13 = 351,943.16 : x
  2. Step 2: Convert to fraction form
    778,506.53/1,167,625.13 = 351,943.16/x
  3. Step 3: Cross multiply
    778,506.53x = 1,167,625.13 × 351,943.16
  4. Step 4: Simplify right side
    778,506.53x = 410,937,670,349.77
  5. Step 5: Solve for x
    x = 410,937,670,349.77/778,506.53
  6. Step 6: Final answer
    x = 527,853.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.