Home / 942,733.80-1,300,999.78-513,041.16

Finding the Fourth Proportional to 942,733.80, 1,300,999.78 and 513,041.16

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Solution

The fourth proportional to 942,733.80, 1,300,999.78 and 513,041.16 is: 708,011.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,733.80 : 1,300,999.78 = 513,041.16 : x
  2. Step 2: Convert to fraction form
    942,733.80/1,300,999.78 = 513,041.16/x
  3. Step 3: Cross multiply
    942,733.80x = 1,300,999.78 × 513,041.16
  4. Step 4: Simplify right side
    942,733.80x = 667,466,436,290.95
  5. Step 5: Solve for x
    x = 667,466,436,290.95/942,733.80
  6. Step 6: Final answer
    x = 708,011.57

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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.