Home / 866,665.04-1,300,026.32-298,040.52

Finding the Fourth Proportional to 866,665.04, 1,300,026.32 and 298,040.52

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Solution

The fourth proportional to 866,665.04, 1,300,026.32 and 298,040.52 is: 447,070.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,665.04 : 1,300,026.32 = 298,040.52 : x
  2. Step 2: Convert to fraction form
    866,665.04/1,300,026.32 = 298,040.52/x
  3. Step 3: Cross multiply
    866,665.04x = 1,300,026.32 × 298,040.52
  4. Step 4: Simplify right side
    866,665.04x = 387,460,520,426.49
  5. Step 5: Solve for x
    x = 387,460,520,426.49/866,665.04
  6. Step 6: Final answer
    x = 447,070.67

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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.