Home / 480,513.24-663,122.12-265,667.18

Finding the Fourth Proportional to 480,513.24, 663,122.12 and 265,667.18

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Solution

The fourth proportional to 480,513.24, 663,122.12 and 265,667.18 is: 366,628.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,513.24 : 663,122.12 = 265,667.18 : x
  2. Step 2: Convert to fraction form
    480,513.24/663,122.12 = 265,667.18/x
  3. Step 3: Cross multiply
    480,513.24x = 663,122.12 × 265,667.18
  4. Step 4: Simplify right side
    480,513.24x = 176,169,778,972.08
  5. Step 5: Solve for x
    x = 176,169,778,972.08/480,513.24
  6. Step 6: Final answer
    x = 366,628.36

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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.