Home / 739,046.91-1,019,808.43-545,557.48

Finding the Fourth Proportional to 739,046.91, 1,019,808.43 and 545,557.48

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Solution

The fourth proportional to 739,046.91, 1,019,808.43 and 545,557.48 is: 752,812.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,046.91 : 1,019,808.43 = 545,557.48 : x
  2. Step 2: Convert to fraction form
    739,046.91/1,019,808.43 = 545,557.48/x
  3. Step 3: Cross multiply
    739,046.91x = 1,019,808.43 × 545,557.48
  4. Step 4: Simplify right side
    739,046.91x = 556,364,117,153.56
  5. Step 5: Solve for x
    x = 556,364,117,153.56/739,046.91
  6. Step 6: Final answer
    x = 752,812.99

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1.5x scale

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.