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Finding the Fourth Proportional to 480,501.92, 663,034.34 and 265,612.16

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Solution

The fourth proportional to 480,501.92, 663,034.34 and 265,612.16 is: 366,512.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,501.92 : 663,034.34 = 265,612.16 : x
  2. Step 2: Convert to fraction form
    480,501.92/663,034.34 = 265,612.16/x
  3. Step 3: Cross multiply
    480,501.92x = 663,034.34 × 265,612.16
  4. Step 4: Simplify right side
    480,501.92x = 176,109,985,523.19
  5. Step 5: Solve for x
    x = 176,109,985,523.19/480,501.92
  6. Step 6: Final answer
    x = 366,512.55

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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.