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Finding the Fourth Proportional to 585,980.08, 808,648.04 and 331,340.32

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Solution

The fourth proportional to 585,980.08, 808,648.04 and 331,340.32 is: 457,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,980.08 : 808,648.04 = 331,340.32 : x
  2. Step 2: Convert to fraction form
    585,980.08/808,648.04 = 331,340.32/x
  3. Step 3: Cross multiply
    585,980.08x = 808,648.04 × 331,340.32
  4. Step 4: Simplify right side
    585,980.08x = 267,937,700,340.97
  5. Step 5: Solve for x
    x = 267,937,700,340.97/585,980.08
  6. Step 6: Final answer
    x = 457,247.11

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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.