Home / 1,267,325.28-1,748,842-723,439.44

Finding the Fourth Proportional to 1,267,325.28, 1,748,842 and 723,439.44

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Solution

The fourth proportional to 1,267,325.28, 1,748,842 and 723,439.44 is: 998,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,325.28 : 1,748,842 = 723,439.44 : x
  2. Step 2: Convert to fraction form
    1,267,325.28/1,748,842 = 723,439.44/x
  3. Step 3: Cross multiply
    1,267,325.28x = 1,748,842 × 723,439.44
  4. Step 4: Simplify right side
    1,267,325.28x = 1,265,181,277,128.48
  5. Step 5: Solve for x
    x = 1,265,181,277,128.48/1,267,325.28
  6. Step 6: Final answer
    x = 998,308.25

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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.