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Finding the Fourth Proportional to 610,687.09, 914,582.58 and 483,919.75

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Solution

The fourth proportional to 610,687.09, 914,582.58 and 483,919.75 is: 724,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,687.09 : 914,582.58 = 483,919.75 : x
  2. Step 2: Convert to fraction form
    610,687.09/914,582.58 = 483,919.75/x
  3. Step 3: Cross multiply
    610,687.09x = 914,582.58 × 483,919.75
  4. Step 4: Simplify right side
    610,687.09x = 442,584,573,467.96
  5. Step 5: Solve for x
    x = 442,584,573,467.96/610,687.09
  6. Step 6: Final answer
    x = 724,732.16

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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.