Home / 707,807.97-1,060,869.05-407,666.82

Finding the Fourth Proportional to 707,807.97, 1,060,869.05 and 407,666.82

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Solution

The fourth proportional to 707,807.97, 1,060,869.05 and 407,666.82 is: 611,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,807.97 : 1,060,869.05 = 407,666.82 : x
  2. Step 2: Convert to fraction form
    707,807.97/1,060,869.05 = 407,666.82/x
  3. Step 3: Cross multiply
    707,807.97x = 1,060,869.05 × 407,666.82
  4. Step 4: Simplify right side
    707,807.97x = 432,481,115,518.60
  5. Step 5: Solve for x
    x = 432,481,115,518.60/707,807.97
  6. Step 6: Final answer
    x = 611,014.76

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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.