Home / 942,034.76-1,299,339.54-578,981.96

Finding the Fourth Proportional to 942,034.76, 1,299,339.54 and 578,981.96

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Solution

The fourth proportional to 942,034.76, 1,299,339.54 and 578,981.96 is: 798,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,034.76 : 1,299,339.54 = 578,981.96 : x
  2. Step 2: Convert to fraction form
    942,034.76/1,299,339.54 = 578,981.96/x
  3. Step 3: Cross multiply
    942,034.76x = 1,299,339.54 × 578,981.96
  4. Step 4: Simplify right side
    942,034.76x = 752,294,153,574.70
  5. Step 5: Solve for x
    x = 752,294,153,574.70/942,034.76
  6. Step 6: Final answer
    x = 798,584.28

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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.