Home / 698,596.20-964,167.24-426,821.22

Finding the Fourth Proportional to 698,596.20, 964,167.24 and 426,821.22

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Solution

The fourth proportional to 698,596.20, 964,167.24 and 426,821.22 is: 589,077.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,596.20 : 964,167.24 = 426,821.22 : x
  2. Step 2: Convert to fraction form
    698,596.20/964,167.24 = 426,821.22/x
  3. Step 3: Cross multiply
    698,596.20x = 964,167.24 × 426,821.22
  4. Step 4: Simplify right side
    698,596.20x = 411,527,037,660.83
  5. Step 5: Solve for x
    x = 411,527,037,660.83/698,596.20
  6. Step 6: Final answer
    x = 589,077.12

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Double scale
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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.