Home / 1,267,074.75-1,748,688.56-723,292.31

Finding the Fourth Proportional to 1,267,074.75, 1,748,688.56 and 723,292.31

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Solution

The fourth proportional to 1,267,074.75, 1,748,688.56 and 723,292.31 is: 998,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,074.75 : 1,748,688.56 = 723,292.31 : x
  2. Step 2: Convert to fraction form
    1,267,074.75/1,748,688.56 = 723,292.31/x
  3. Step 3: Cross multiply
    1,267,074.75x = 1,748,688.56 × 723,292.31
  4. Step 4: Simplify right side
    1,267,074.75x = 1,264,812,985,469.48
  5. Step 5: Solve for x
    x = 1,264,812,985,469.48/1,267,074.75
  6. Step 6: Final answer
    x = 998,214.98

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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.