Home / 744,404.18-1,116,612.95-211,924.76

Finding the Fourth Proportional to 744,404.18, 1,116,612.95 and 211,924.76

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Solution

The fourth proportional to 744,404.18, 1,116,612.95 and 211,924.76 is: 317,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,404.18 : 1,116,612.95 = 211,924.76 : x
  2. Step 2: Convert to fraction form
    744,404.18/1,116,612.95 = 211,924.76/x
  3. Step 3: Cross multiply
    744,404.18x = 1,116,612.95 × 211,924.76
  4. Step 4: Simplify right side
    744,404.18x = 236,637,924,798.95
  5. Step 5: Solve for x
    x = 236,637,924,798.95/744,404.18
  6. Step 6: Final answer
    x = 317,889.03

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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.