Home / 942,159.72-1,412,384.28-342,697.08

Finding the Fourth Proportional to 942,159.72, 1,412,384.28 and 342,697.08

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Solution

The fourth proportional to 942,159.72, 1,412,384.28 and 342,697.08 is: 513,734.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,159.72 : 1,412,384.28 = 342,697.08 : x
  2. Step 2: Convert to fraction form
    942,159.72/1,412,384.28 = 342,697.08/x
  3. Step 3: Cross multiply
    942,159.72x = 1,412,384.28 × 342,697.08
  4. Step 4: Simplify right side
    942,159.72x = 484,019,968,593.90
  5. Step 5: Solve for x
    x = 484,019,968,593.90/942,159.72
  6. Step 6: Final answer
    x = 513,734.52

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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.