Home / 346,724.80-520,087.20-169,259.20

Finding the Fourth Proportional to 346,724.80, 520,087.20 and 169,259.20

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Solution

The fourth proportional to 346,724.80, 520,087.20 and 169,259.20 is: 253,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,724.80 : 520,087.20 = 169,259.20 : x
  2. Step 2: Convert to fraction form
    346,724.80/520,087.20 = 169,259.20/x
  3. Step 3: Cross multiply
    346,724.80x = 520,087.20 × 169,259.20
  4. Step 4: Simplify right side
    346,724.80x = 88,029,543,402.24
  5. Step 5: Solve for x
    x = 88,029,543,402.24/346,724.80
  6. Step 6: Final answer
    x = 253,888.80

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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.