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Finding the Fourth Proportional to 546,490.18, 814,302.59 and 486,867.70

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Solution

The fourth proportional to 546,490.18, 814,302.59 and 486,867.70 is: 725,461.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,490.18 : 814,302.59 = 486,867.70 : x
  2. Step 2: Convert to fraction form
    546,490.18/814,302.59 = 486,867.70/x
  3. Step 3: Cross multiply
    546,490.18x = 814,302.59 × 486,867.70
  4. Step 4: Simplify right side
    546,490.18x = 396,457,629,097.34
  5. Step 5: Solve for x
    x = 396,457,629,097.34/546,490.18
  6. Step 6: Final answer
    x = 725,461.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.