Home / 720,056.76-1,080,081.24-293,590.93

Finding the Fourth Proportional to 720,056.76, 1,080,081.24 and 293,590.93

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Solution

The fourth proportional to 720,056.76, 1,080,081.24 and 293,590.93 is: 440,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,056.76 : 1,080,081.24 = 293,590.93 : x
  2. Step 2: Convert to fraction form
    720,056.76/1,080,081.24 = 293,590.93/x
  3. Step 3: Cross multiply
    720,056.76x = 1,080,081.24 × 293,590.93
  4. Step 4: Simplify right side
    720,056.76x = 317,102,053,951.14
  5. Step 5: Solve for x
    x = 317,102,053,951.14/720,056.76
  6. Step 6: Final answer
    x = 440,384.80

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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.