Home / 756,783.18-1,044,787.96-502,482.06

Finding the Fourth Proportional to 756,783.18, 1,044,787.96 and 502,482.06

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Solution

The fourth proportional to 756,783.18, 1,044,787.96 and 502,482.06 is: 693,708.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,783.18 : 1,044,787.96 = 502,482.06 : x
  2. Step 2: Convert to fraction form
    756,783.18/1,044,787.96 = 502,482.06/x
  3. Step 3: Cross multiply
    756,783.18x = 1,044,787.96 × 502,482.06
  4. Step 4: Simplify right side
    756,783.18x = 524,987,206,404.00
  5. Step 5: Solve for x
    x = 524,987,206,404.00/756,783.18
  6. Step 6: Final answer
    x = 693,708.87

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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.