Home / 832,457.83-1,148,791.79-450,484.61

Finding the Fourth Proportional to 832,457.83, 1,148,791.79 and 450,484.61

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Solution

The fourth proportional to 832,457.83, 1,148,791.79 and 450,484.61 is: 621,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,457.83 : 1,148,791.79 = 450,484.61 : x
  2. Step 2: Convert to fraction form
    832,457.83/1,148,791.79 = 450,484.61/x
  3. Step 3: Cross multiply
    832,457.83x = 1,148,791.79 × 450,484.61
  4. Step 4: Simplify right side
    832,457.83x = 517,513,019,236.93
  5. Step 5: Solve for x
    x = 517,513,019,236.93/832,457.83
  6. Step 6: Final answer
    x = 621,668.75

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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.