Home / 802,633.89-1,107,622.15-440,060.88

Finding the Fourth Proportional to 802,633.89, 1,107,622.15 and 440,060.88

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Solution

The fourth proportional to 802,633.89, 1,107,622.15 and 440,060.88 is: 607,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,633.89 : 1,107,622.15 = 440,060.88 : x
  2. Step 2: Convert to fraction form
    802,633.89/1,107,622.15 = 440,060.88/x
  3. Step 3: Cross multiply
    802,633.89x = 1,107,622.15 × 440,060.88
  4. Step 4: Simplify right side
    802,633.89x = 487,421,181,089.92
  5. Step 5: Solve for x
    x = 487,421,181,089.92/802,633.89
  6. Step 6: Final answer
    x = 607,277.10

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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.