Home / 761,198.10-1,050,444.50-412,331.94

Finding the Fourth Proportional to 761,198.10, 1,050,444.50 and 412,331.94

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Solution

The fourth proportional to 761,198.10, 1,050,444.50 and 412,331.94 is: 569,013.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,198.10 : 1,050,444.50 = 412,331.94 : x
  2. Step 2: Convert to fraction form
    761,198.10/1,050,444.50 = 412,331.94/x
  3. Step 3: Cross multiply
    761,198.10x = 1,050,444.50 × 412,331.94
  4. Step 4: Simplify right side
    761,198.10x = 433,131,818,547.33
  5. Step 5: Solve for x
    x = 433,131,818,547.33/761,198.10
  6. Step 6: Final answer
    x = 569,013.27

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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.