Home / 469,933.76-648,509.04-255,073.76

Finding the Fourth Proportional to 469,933.76, 648,509.04 and 255,073.76

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Solution

The fourth proportional to 469,933.76, 648,509.04 and 255,073.76 is: 352,002.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,933.76 : 648,509.04 = 255,073.76 : x
  2. Step 2: Convert to fraction form
    469,933.76/648,509.04 = 255,073.76/x
  3. Step 3: Cross multiply
    469,933.76x = 648,509.04 × 255,073.76
  4. Step 4: Simplify right side
    469,933.76x = 165,417,639,226.79
  5. Step 5: Solve for x
    x = 165,417,639,226.79/469,933.76
  6. Step 6: Final answer
    x = 352,002.03

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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.