Home / 772,952.70-1,159,915.45-329,714.30

Finding the Fourth Proportional to 772,952.70, 1,159,915.45 and 329,714.30

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Solution

The fourth proportional to 772,952.70, 1,159,915.45 and 329,714.30 is: 494,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,952.70 : 1,159,915.45 = 329,714.30 : x
  2. Step 2: Convert to fraction form
    772,952.70/1,159,915.45 = 329,714.30/x
  3. Step 3: Cross multiply
    772,952.70x = 1,159,915.45 × 329,714.30
  4. Step 4: Simplify right side
    772,952.70x = 382,440,710,655.94
  5. Step 5: Solve for x
    x = 382,440,710,655.94/772,952.70
  6. Step 6: Final answer
    x = 494,778.93

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1.5x scale

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.