Home / 513,669.59-708,801.90-295,949.48

Finding the Fourth Proportional to 513,669.59, 708,801.90 and 295,949.48

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Solution

The fourth proportional to 513,669.59, 708,801.90 and 295,949.48 is: 408,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,669.59 : 708,801.90 = 295,949.48 : x
  2. Step 2: Convert to fraction form
    513,669.59/708,801.90 = 295,949.48/x
  3. Step 3: Cross multiply
    513,669.59x = 708,801.90 × 295,949.48
  4. Step 4: Simplify right side
    513,669.59x = 209,769,550,184.00
  5. Step 5: Solve for x
    x = 209,769,550,184.00/513,669.59
  6. Step 6: Final answer
    x = 408,374.48

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1.5x scale

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.