Home / 467,041.32-644,293.26-448,934.76

Finding the Fourth Proportional to 467,041.32, 644,293.26 and 448,934.76

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Solution

The fourth proportional to 467,041.32, 644,293.26 and 448,934.76 is: 619,314.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,041.32 : 644,293.26 = 448,934.76 : x
  2. Step 2: Convert to fraction form
    467,041.32/644,293.26 = 448,934.76/x
  3. Step 3: Cross multiply
    467,041.32x = 644,293.26 × 448,934.76
  4. Step 4: Simplify right side
    467,041.32x = 289,245,640,047.72
  5. Step 5: Solve for x
    x = 289,245,640,047.72/467,041.32
  6. Step 6: Final answer
    x = 619,314.88

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1.5x scale

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.