Home / 749,941.76-1,034,984.28-427,665.44

Finding the Fourth Proportional to 749,941.76, 1,034,984.28 and 427,665.44

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Solution

The fourth proportional to 749,941.76, 1,034,984.28 and 427,665.44 is: 590,215.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,941.76 : 1,034,984.28 = 427,665.44 : x
  2. Step 2: Convert to fraction form
    749,941.76/1,034,984.28 = 427,665.44/x
  3. Step 3: Cross multiply
    749,941.76x = 1,034,984.28 × 427,665.44
  4. Step 4: Simplify right side
    749,941.76x = 442,627,007,499.28
  5. Step 5: Solve for x
    x = 442,627,007,499.28/749,941.76
  6. Step 6: Final answer
    x = 590,215.18

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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.