Home / 969,547.40-1,337,962.66-561,704.84

Finding the Fourth Proportional to 969,547.40, 1,337,962.66 and 561,704.84

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Solution

The fourth proportional to 969,547.40, 1,337,962.66 and 561,704.84 is: 775,145.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,547.40 : 1,337,962.66 = 561,704.84 : x
  2. Step 2: Convert to fraction form
    969,547.40/1,337,962.66 = 561,704.84/x
  3. Step 3: Cross multiply
    969,547.40x = 1,337,962.66 × 561,704.84
  4. Step 4: Simplify right side
    969,547.40x = 751,540,101,861.27
  5. Step 5: Solve for x
    x = 751,540,101,861.27/969,547.40
  6. Step 6: Final answer
    x = 775,145.29

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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.