Home / 369,212.20-553,818.30-275,900.20

Finding the Fourth Proportional to 369,212.20, 553,818.30 and 275,900.20

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Solution

The fourth proportional to 369,212.20, 553,818.30 and 275,900.20 is: 413,850.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,212.20 : 553,818.30 = 275,900.20 : x
  2. Step 2: Convert to fraction form
    369,212.20/553,818.30 = 275,900.20/x
  3. Step 3: Cross multiply
    369,212.20x = 553,818.30 × 275,900.20
  4. Step 4: Simplify right side
    369,212.20x = 152,798,579,733.66
  5. Step 5: Solve for x
    x = 152,798,579,733.66/369,212.20
  6. Step 6: Final answer
    x = 413,850.30

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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.