Home / 1,039,447-1,559,170.50-251,479

Finding the Fourth Proportional to 1,039,447, 1,559,170.50 and 251,479

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Solution

The fourth proportional to 1,039,447, 1,559,170.50 and 251,479 is: 377,218.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,447 : 1,559,170.50 = 251,479 : x
  2. Step 2: Convert to fraction form
    1,039,447/1,559,170.50 = 251,479/x
  3. Step 3: Cross multiply
    1,039,447x = 1,559,170.50 × 251,479
  4. Step 4: Simplify right side
    1,039,447x = 392,098,638,169.50
  5. Step 5: Solve for x
    x = 392,098,638,169.50/1,039,447
  6. Step 6: Final answer
    x = 377,218.50

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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.