Home / 882,006.20-1,323,009.30-642,894.20

Finding the Fourth Proportional to 882,006.20, 1,323,009.30 and 642,894.20

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Solution

The fourth proportional to 882,006.20, 1,323,009.30 and 642,894.20 is: 964,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,006.20 : 1,323,009.30 = 642,894.20 : x
  2. Step 2: Convert to fraction form
    882,006.20/1,323,009.30 = 642,894.20/x
  3. Step 3: Cross multiply
    882,006.20x = 1,323,009.30 × 642,894.20
  4. Step 4: Simplify right side
    882,006.20x = 850,555,005,516.06
  5. Step 5: Solve for x
    x = 850,555,005,516.06/882,006.20
  6. Step 6: Final answer
    x = 964,341.30

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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.