Home / 714,652.56-1,071,977.76-556,999.20

Finding the Fourth Proportional to 714,652.56, 1,071,977.76 and 556,999.20

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Solution

The fourth proportional to 714,652.56, 1,071,977.76 and 556,999.20 is: 835,497.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,652.56 : 1,071,977.76 = 556,999.20 : x
  2. Step 2: Convert to fraction form
    714,652.56/1,071,977.76 = 556,999.20/x
  3. Step 3: Cross multiply
    714,652.56x = 1,071,977.76 × 556,999.20
  4. Step 4: Simplify right side
    714,652.56x = 597,090,754,737.79
  5. Step 5: Solve for x
    x = 597,090,754,737.79/714,652.56
  6. Step 6: Final answer
    x = 835,497.96

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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.