Home / 942,730.30-1,300,871.85-534,853.18

Finding the Fourth Proportional to 942,730.30, 1,300,871.85 and 534,853.18

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Solution

The fourth proportional to 942,730.30, 1,300,871.85 and 534,853.18 is: 738,042.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,730.30 : 1,300,871.85 = 534,853.18 : x
  2. Step 2: Convert to fraction form
    942,730.30/1,300,871.85 = 534,853.18/x
  3. Step 3: Cross multiply
    942,730.30x = 1,300,871.85 × 534,853.18
  4. Step 4: Simplify right side
    942,730.30x = 695,775,445,744.98
  5. Step 5: Solve for x
    x = 695,775,445,744.98/942,730.30
  6. Step 6: Final answer
    x = 738,042.94

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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.