Home / 904,080.75-1,247,689.77-501,672.75

Finding the Fourth Proportional to 904,080.75, 1,247,689.77 and 501,672.75

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Solution

The fourth proportional to 904,080.75, 1,247,689.77 and 501,672.75 is: 692,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,080.75 : 1,247,689.77 = 501,672.75 : x
  2. Step 2: Convert to fraction form
    904,080.75/1,247,689.77 = 501,672.75/x
  3. Step 3: Cross multiply
    904,080.75x = 1,247,689.77 × 501,672.75
  4. Step 4: Simplify right side
    904,080.75x = 625,931,958,062.77
  5. Step 5: Solve for x
    x = 625,931,958,062.77/904,080.75
  6. Step 6: Final answer
    x = 692,340.76

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1.5x scale

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.