Home / 971,718.30-1,457,577.45-768,764.70

Finding the Fourth Proportional to 971,718.30, 1,457,577.45 and 768,764.70

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Solution

The fourth proportional to 971,718.30, 1,457,577.45 and 768,764.70 is: 1,153,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,718.30 : 1,457,577.45 = 768,764.70 : x
  2. Step 2: Convert to fraction form
    971,718.30/1,457,577.45 = 768,764.70/x
  3. Step 3: Cross multiply
    971,718.30x = 1,457,577.45 × 768,764.70
  4. Step 4: Simplify right side
    971,718.30x = 1,120,534,091,076.01
  5. Step 5: Solve for x
    x = 1,120,534,091,076.01/971,718.30
  6. Step 6: Final answer
    x = 1,153,147.05

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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.