Home / 832,494.65-1,148,846.22-450,521.46

Finding the Fourth Proportional to 832,494.65, 1,148,846.22 and 450,521.46

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Solution

The fourth proportional to 832,494.65, 1,148,846.22 and 450,521.46 is: 621,721.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,494.65 : 1,148,846.22 = 450,521.46 : x
  2. Step 2: Convert to fraction form
    832,494.65/1,148,846.22 = 450,521.46/x
  3. Step 3: Cross multiply
    832,494.65x = 1,148,846.22 × 450,521.46
  4. Step 4: Simplify right side
    832,494.65x = 517,579,876,349.88
  5. Step 5: Solve for x
    x = 517,579,876,349.88/832,494.65
  6. Step 6: Final answer
    x = 621,721.57

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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.