Home / 867,320.10-1,300,980.15-552,003.30

Finding the Fourth Proportional to 867,320.10, 1,300,980.15 and 552,003.30

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Solution

The fourth proportional to 867,320.10, 1,300,980.15 and 552,003.30 is: 828,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,320.10 : 1,300,980.15 = 552,003.30 : x
  2. Step 2: Convert to fraction form
    867,320.10/1,300,980.15 = 552,003.30/x
  3. Step 3: Cross multiply
    867,320.10x = 1,300,980.15 × 552,003.30
  4. Step 4: Simplify right side
    867,320.10x = 718,145,336,034.50
  5. Step 5: Solve for x
    x = 718,145,336,034.50/867,320.10
  6. Step 6: Final answer
    x = 828,004.95

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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.