Home / 462,725.73-638,594.07-258,795.63

Finding the Fourth Proportional to 462,725.73, 638,594.07 and 258,795.63

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Solution

The fourth proportional to 462,725.73, 638,594.07 and 258,795.63 is: 357,156.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,725.73 : 638,594.07 = 258,795.63 : x
  2. Step 2: Convert to fraction form
    462,725.73/638,594.07 = 258,795.63/x
  3. Step 3: Cross multiply
    462,725.73x = 638,594.07 × 258,795.63
  4. Step 4: Simplify right side
    462,725.73x = 165,265,354,659.91
  5. Step 5: Solve for x
    x = 165,265,354,659.91/462,725.73
  6. Step 6: Final answer
    x = 357,156.18

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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.