Home / 503,210.40-754,926.48-218,945.58

Finding the Fourth Proportional to 503,210.40, 754,926.48 and 218,945.58

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Solution

The fourth proportional to 503,210.40, 754,926.48 and 218,945.58 is: 328,466.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,210.40 : 754,926.48 = 218,945.58 : x
  2. Step 2: Convert to fraction form
    503,210.40/754,926.48 = 218,945.58/x
  3. Step 3: Cross multiply
    503,210.40x = 754,926.48 × 218,945.58
  4. Step 4: Simplify right side
    503,210.40x = 165,287,816,020.96
  5. Step 5: Solve for x
    x = 165,287,816,020.96/503,210.40
  6. Step 6: Final answer
    x = 328,466.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.