Home / 832,588.65-1,148,972.30-450,615.42

Finding the Fourth Proportional to 832,588.65, 1,148,972.30 and 450,615.42

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Solution

The fourth proportional to 832,588.65, 1,148,972.30 and 450,615.42 is: 621,849.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,588.65 : 1,148,972.30 = 450,615.42 : x
  2. Step 2: Convert to fraction form
    832,588.65/1,148,972.30 = 450,615.42/x
  3. Step 3: Cross multiply
    832,588.65x = 1,148,972.30 × 450,615.42
  4. Step 4: Simplify right side
    832,588.65x = 517,744,639,531.84
  5. Step 5: Solve for x
    x = 517,744,639,531.84/832,588.65
  6. Step 6: Final answer
    x = 621,849.27

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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.