Home / 954,953.30-1,317,393.78-572,315.78

Finding the Fourth Proportional to 954,953.30, 1,317,393.78 and 572,315.78

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Solution

The fourth proportional to 954,953.30, 1,317,393.78 and 572,315.78 is: 789,531.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,953.30 : 1,317,393.78 = 572,315.78 : x
  2. Step 2: Convert to fraction form
    954,953.30/1,317,393.78 = 572,315.78/x
  3. Step 3: Cross multiply
    954,953.30x = 1,317,393.78 × 572,315.78
  4. Step 4: Simplify right side
    954,953.30x = 753,965,248,767.85
  5. Step 5: Solve for x
    x = 753,965,248,767.85/954,953.30
  6. Step 6: Final answer
    x = 789,531.02

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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.