Home / 704,664.80-1,057,688.40-350,079.20

Finding the Fourth Proportional to 704,664.80, 1,057,688.40 and 350,079.20

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Solution

The fourth proportional to 704,664.80, 1,057,688.40 and 350,079.20 is: 525,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,664.80 : 1,057,688.40 = 350,079.20 : x
  2. Step 2: Convert to fraction form
    704,664.80/1,057,688.40 = 350,079.20/x
  3. Step 3: Cross multiply
    704,664.80x = 1,057,688.40 × 350,079.20
  4. Step 4: Simplify right side
    704,664.80x = 370,274,708,921.28
  5. Step 5: Solve for x
    x = 370,274,708,921.28/704,664.80
  6. Step 6: Final answer
    x = 525,462.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.