Home / 440,848.09-661,459.38-240,934.94

Finding the Fourth Proportional to 440,848.09, 661,459.38 and 240,934.94

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Solution

The fourth proportional to 440,848.09, 661,459.38 and 240,934.94 is: 361,504.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,848.09 : 661,459.38 = 240,934.94 : x
  2. Step 2: Convert to fraction form
    440,848.09/661,459.38 = 240,934.94/x
  3. Step 3: Cross multiply
    440,848.09x = 661,459.38 × 240,934.94
  4. Step 4: Simplify right side
    440,848.09x = 159,368,675,657.67
  5. Step 5: Solve for x
    x = 159,368,675,657.67/440,848.09
  6. Step 6: Final answer
    x = 361,504.74

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1.5x scale

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.