Home / 803,948.30-1,205,922.45-204,908.30

Finding the Fourth Proportional to 803,948.30, 1,205,922.45 and 204,908.30

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Solution

The fourth proportional to 803,948.30, 1,205,922.45 and 204,908.30 is: 307,362.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,948.30 : 1,205,922.45 = 204,908.30 : x
  2. Step 2: Convert to fraction form
    803,948.30/1,205,922.45 = 204,908.30/x
  3. Step 3: Cross multiply
    803,948.30x = 1,205,922.45 × 204,908.30
  4. Step 4: Simplify right side
    803,948.30x = 247,103,519,161.34
  5. Step 5: Solve for x
    x = 247,103,519,161.34/803,948.30
  6. Step 6: Final answer
    x = 307,362.45

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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.