Home / 801,004.10-1,201,506.15-502,405.70

Finding the Fourth Proportional to 801,004.10, 1,201,506.15 and 502,405.70

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Solution

The fourth proportional to 801,004.10, 1,201,506.15 and 502,405.70 is: 753,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,004.10 : 1,201,506.15 = 502,405.70 : x
  2. Step 2: Convert to fraction form
    801,004.10/1,201,506.15 = 502,405.70/x
  3. Step 3: Cross multiply
    801,004.10x = 1,201,506.15 × 502,405.70
  4. Step 4: Simplify right side
    801,004.10x = 603,643,538,345.06
  5. Step 5: Solve for x
    x = 603,643,538,345.06/801,004.10
  6. Step 6: Final answer
    x = 753,608.55

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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.