Home / 882,533.03-1,217,857.20-490,041.56

Finding the Fourth Proportional to 882,533.03, 1,217,857.20 and 490,041.56

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Solution

The fourth proportional to 882,533.03, 1,217,857.20 and 490,041.56 is: 676,236.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,533.03 : 1,217,857.20 = 490,041.56 : x
  2. Step 2: Convert to fraction form
    882,533.03/1,217,857.20 = 490,041.56/x
  3. Step 3: Cross multiply
    882,533.03x = 1,217,857.20 × 490,041.56
  4. Step 4: Simplify right side
    882,533.03x = 596,800,636,055.95
  5. Step 5: Solve for x
    x = 596,800,636,055.95/882,533.03
  6. Step 6: Final answer
    x = 676,236.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.