Home / 808,097.60-1,212,031.20-275,643.20

Finding the Fourth Proportional to 808,097.60, 1,212,031.20 and 275,643.20

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Solution

The fourth proportional to 808,097.60, 1,212,031.20 and 275,643.20 is: 413,425.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,097.60 : 1,212,031.20 = 275,643.20 : x
  2. Step 2: Convert to fraction form
    808,097.60/1,212,031.20 = 275,643.20/x
  3. Step 3: Cross multiply
    808,097.60x = 1,212,031.20 × 275,643.20
  4. Step 4: Simplify right side
    808,097.60x = 334,088,158,467.84
  5. Step 5: Solve for x
    x = 334,088,158,467.84/808,097.60
  6. Step 6: Final answer
    x = 413,425.51

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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.