Home / 685,337.10-1,025,672.85-601,356.30

Finding the Fourth Proportional to 685,337.10, 1,025,672.85 and 601,356.30

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Solution

The fourth proportional to 685,337.10, 1,025,672.85 and 601,356.30 is: 899,987.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,337.10 : 1,025,672.85 = 601,356.30 : x
  2. Step 2: Convert to fraction form
    685,337.10/1,025,672.85 = 601,356.30/x
  3. Step 3: Cross multiply
    685,337.10x = 1,025,672.85 × 601,356.30
  4. Step 4: Simplify right side
    685,337.10x = 616,794,830,086.46
  5. Step 5: Solve for x
    x = 616,794,830,086.46/685,337.10
  6. Step 6: Final answer
    x = 899,987.51

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1.5x scale

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.