Home / 770,692.12-1,063,533.24-426,542.15

Finding the Fourth Proportional to 770,692.12, 1,063,533.24 and 426,542.15

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Solution

The fourth proportional to 770,692.12, 1,063,533.24 and 426,542.15 is: 588,616.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,692.12 : 1,063,533.24 = 426,542.15 : x
  2. Step 2: Convert to fraction form
    770,692.12/1,063,533.24 = 426,542.15/x
  3. Step 3: Cross multiply
    770,692.12x = 1,063,533.24 × 426,542.15
  4. Step 4: Simplify right side
    770,692.12x = 453,641,757,444.90
  5. Step 5: Solve for x
    x = 453,641,757,444.90/770,692.12
  6. Step 6: Final answer
    x = 588,616.06

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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.