Home / 876,701.10-1,315,064.61-245,575.02

Finding the Fourth Proportional to 876,701.10, 1,315,064.61 and 245,575.02

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Solution

The fourth proportional to 876,701.10, 1,315,064.61 and 245,575.02 is: 368,366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,701.10 : 1,315,064.61 = 245,575.02 : x
  2. Step 2: Convert to fraction form
    876,701.10/1,315,064.61 = 245,575.02/x
  3. Step 3: Cross multiply
    876,701.10x = 1,315,064.61 × 245,575.02
  4. Step 4: Simplify right side
    876,701.10x = 322,947,017,902.04
  5. Step 5: Solve for x
    x = 322,947,017,902.04/876,701.10
  6. Step 6: Final answer
    x = 368,366.16

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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.