Home / 346,220.40-519,330.60-329,113.20

Finding the Fourth Proportional to 346,220.40, 519,330.60 and 329,113.20

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Solution

The fourth proportional to 346,220.40, 519,330.60 and 329,113.20 is: 493,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,220.40 : 519,330.60 = 329,113.20 : x
  2. Step 2: Convert to fraction form
    346,220.40/519,330.60 = 329,113.20/x
  3. Step 3: Cross multiply
    346,220.40x = 519,330.60 × 329,113.20
  4. Step 4: Simplify right side
    346,220.40x = 170,918,555,623.92
  5. Step 5: Solve for x
    x = 170,918,555,623.92/346,220.40
  6. Step 6: Final answer
    x = 493,669.80

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Similar ratio
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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.