Home / 466,570.08-643,859.04-259,836.48

Finding the Fourth Proportional to 466,570.08, 643,859.04 and 259,836.48

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Solution

The fourth proportional to 466,570.08, 643,859.04 and 259,836.48 is: 358,570.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,570.08 : 643,859.04 = 259,836.48 : x
  2. Step 2: Convert to fraction form
    466,570.08/643,859.04 = 259,836.48/x
  3. Step 3: Cross multiply
    466,570.08x = 643,859.04 × 259,836.48
  4. Step 4: Simplify right side
    466,570.08x = 167,298,066,569.78
  5. Step 5: Solve for x
    x = 167,298,066,569.78/466,570.08
  6. Step 6: Final answer
    x = 358,570.07

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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.