Home / 590,380.20-885,570.30-169,631.40

Finding the Fourth Proportional to 590,380.20, 885,570.30 and 169,631.40

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Solution

The fourth proportional to 590,380.20, 885,570.30 and 169,631.40 is: 254,447.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,380.20 : 885,570.30 = 169,631.40 : x
  2. Step 2: Convert to fraction form
    590,380.20/885,570.30 = 169,631.40/x
  3. Step 3: Cross multiply
    590,380.20x = 885,570.30 × 169,631.40
  4. Step 4: Simplify right side
    590,380.20x = 150,220,529,787.42
  5. Step 5: Solve for x
    x = 150,220,529,787.42/590,380.20
  6. Step 6: Final answer
    x = 254,447.10

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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.