Home / 770,298.84-1,062,992.52-426,125.88

Finding the Fourth Proportional to 770,298.84, 1,062,992.52 and 426,125.88

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Solution

The fourth proportional to 770,298.84, 1,062,992.52 and 426,125.88 is: 588,042.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,298.84 : 1,062,992.52 = 426,125.88 : x
  2. Step 2: Convert to fraction form
    770,298.84/1,062,992.52 = 426,125.88/x
  3. Step 3: Cross multiply
    770,298.84x = 1,062,992.52 × 426,125.88
  4. Step 4: Simplify right side
    770,298.84x = 452,968,623,018.42
  5. Step 5: Solve for x
    x = 452,968,623,018.42/770,298.84
  6. Step 6: Final answer
    x = 588,042.72

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1.5x scale

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.