Home / 898,445.15-1,347,218.17-299,197.43

Finding the Fourth Proportional to 898,445.15, 1,347,218.17 and 299,197.43

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Solution

The fourth proportional to 898,445.15, 1,347,218.17 and 299,197.43 is: 448,646.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,445.15 : 1,347,218.17 = 299,197.43 : x
  2. Step 2: Convert to fraction form
    898,445.15/1,347,218.17 = 299,197.43/x
  3. Step 3: Cross multiply
    898,445.15x = 1,347,218.17 × 299,197.43
  4. Step 4: Simplify right side
    898,445.15x = 403,084,214,113.30
  5. Step 5: Solve for x
    x = 403,084,214,113.30/898,445.15
  6. Step 6: Final answer
    x = 448,646.44

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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.