Home / 983,255.76-1,356,895.17-547,669.62

Finding the Fourth Proportional to 983,255.76, 1,356,895.17 and 547,669.62

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Solution

The fourth proportional to 983,255.76, 1,356,895.17 and 547,669.62 is: 755,785.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,255.76 : 1,356,895.17 = 547,669.62 : x
  2. Step 2: Convert to fraction form
    983,255.76/1,356,895.17 = 547,669.62/x
  3. Step 3: Cross multiply
    983,255.76x = 1,356,895.17 × 547,669.62
  4. Step 4: Simplify right side
    983,255.76x = 743,130,262,133.74
  5. Step 5: Solve for x
    x = 743,130,262,133.74/983,255.76
  6. Step 6: Final answer
    x = 755,785.31

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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.