Home / 708,977.85-1,063,340.48-282,477.92

Finding the Fourth Proportional to 708,977.85, 1,063,340.48 and 282,477.92

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Solution

The fourth proportional to 708,977.85, 1,063,340.48 and 282,477.92 is: 423,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,977.85 : 1,063,340.48 = 282,477.92 : x
  2. Step 2: Convert to fraction form
    708,977.85/1,063,340.48 = 282,477.92/x
  3. Step 3: Cross multiply
    708,977.85x = 1,063,340.48 × 282,477.92
  4. Step 4: Simplify right side
    708,977.85x = 300,370,200,313.11
  5. Step 5: Solve for x
    x = 300,370,200,313.11/708,977.85
  6. Step 6: Final answer
    x = 423,666.55

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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.