Home / 770,224.95-1,062,828.61-426,006.20

Finding the Fourth Proportional to 770,224.95, 1,062,828.61 and 426,006.20

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Solution

The fourth proportional to 770,224.95, 1,062,828.61 and 426,006.20 is: 587,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,224.95 : 1,062,828.61 = 426,006.20 : x
  2. Step 2: Convert to fraction form
    770,224.95/1,062,828.61 = 426,006.20/x
  3. Step 3: Cross multiply
    770,224.95x = 1,062,828.61 × 426,006.20
  4. Step 4: Simplify right side
    770,224.95x = 452,771,578,989.44
  5. Step 5: Solve for x
    x = 452,771,578,989.44/770,224.95
  6. Step 6: Final answer
    x = 587,843.30

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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.