Home / 672,271.34-927,722.55-366,350.46

Finding the Fourth Proportional to 672,271.34, 927,722.55 and 366,350.46

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Solution

The fourth proportional to 672,271.34, 927,722.55 and 366,350.46 is: 505,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,271.34 : 927,722.55 = 366,350.46 : x
  2. Step 2: Convert to fraction form
    672,271.34/927,722.55 = 366,350.46/x
  3. Step 3: Cross multiply
    672,271.34x = 927,722.55 × 366,350.46
  4. Step 4: Simplify right side
    672,271.34x = 339,871,582,944.87
  5. Step 5: Solve for x
    x = 339,871,582,944.87/672,271.34
  6. Step 6: Final answer
    x = 505,557.15

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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.