Home / 977,290.35-1,463,939.87-502,979.25

Finding the Fourth Proportional to 977,290.35, 1,463,939.87 and 502,979.25

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Solution

The fourth proportional to 977,290.35, 1,463,939.87 and 502,979.25 is: 753,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,290.35 : 1,463,939.87 = 502,979.25 : x
  2. Step 2: Convert to fraction form
    977,290.35/1,463,939.87 = 502,979.25/x
  3. Step 3: Cross multiply
    977,290.35x = 1,463,939.87 × 502,979.25
  4. Step 4: Simplify right side
    977,290.35x = 736,331,380,832.58
  5. Step 5: Solve for x
    x = 736,331,380,832.58/977,290.35
  6. Step 6: Final answer
    x = 753,441.78

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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.