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Finding the Fourth Proportional to 610,751.80, 916,116.90 and 250,844.68

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Solution

The fourth proportional to 610,751.80, 916,116.90 and 250,844.68 is: 376,262.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,751.80 : 916,116.90 = 250,844.68 : x
  2. Step 2: Convert to fraction form
    610,751.80/916,116.90 = 250,844.68/x
  3. Step 3: Cross multiply
    610,751.80x = 916,116.90 × 250,844.68
  4. Step 4: Simplify right side
    610,751.80x = 229,803,050,623.09
  5. Step 5: Solve for x
    x = 229,803,050,623.09/610,751.80
  6. Step 6: Final answer
    x = 376,262.58

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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.