Home / 818,407.44-1,226,276.28-502,196.40

Finding the Fourth Proportional to 818,407.44, 1,226,276.28 and 502,196.40

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Solution

The fourth proportional to 818,407.44, 1,226,276.28 and 502,196.40 is: 752,475.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,407.44 : 1,226,276.28 = 502,196.40 : x
  2. Step 2: Convert to fraction form
    818,407.44/1,226,276.28 = 502,196.40/x
  3. Step 3: Cross multiply
    818,407.44x = 1,226,276.28 × 502,196.40
  4. Step 4: Simplify right side
    818,407.44x = 615,831,533,221.39
  5. Step 5: Solve for x
    x = 615,831,533,221.39/818,407.44
  6. Step 6: Final answer
    x = 752,475.48

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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.