Home / 372,513.28-555,644-341,944.96

Finding the Fourth Proportional to 372,513.28, 555,644 and 341,944.96

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Solution

The fourth proportional to 372,513.28, 555,644 and 341,944.96 is: 510,048.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,513.28 : 555,644 = 341,944.96 : x
  2. Step 2: Convert to fraction form
    372,513.28/555,644 = 341,944.96/x
  3. Step 3: Cross multiply
    372,513.28x = 555,644 × 341,944.96
  4. Step 4: Simplify right side
    372,513.28x = 189,999,665,354.24
  5. Step 5: Solve for x
    x = 189,999,665,354.24/372,513.28
  6. Step 6: Final answer
    x = 510,048.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.