Home / 1,007,412.60-1,390,254.30-548,552.30

Finding the Fourth Proportional to 1,007,412.60, 1,390,254.30 and 548,552.30

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Solution

The fourth proportional to 1,007,412.60, 1,390,254.30 and 548,552.30 is: 757,015.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,412.60 : 1,390,254.30 = 548,552.30 : x
  2. Step 2: Convert to fraction form
    1,007,412.60/1,390,254.30 = 548,552.30/x
  3. Step 3: Cross multiply
    1,007,412.60x = 1,390,254.30 × 548,552.30
  4. Step 4: Simplify right side
    1,007,412.60x = 762,627,193,849.89
  5. Step 5: Solve for x
    x = 762,627,193,849.89/1,007,412.60
  6. Step 6: Final answer
    x = 757,015.74

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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.