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Finding the Fourth Proportional to 477,453.26, 716,028.00 and 157,545.51

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Solution

The fourth proportional to 477,453.26, 716,028.00 and 157,545.51 is: 236,268.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,453.26 : 716,028.00 = 157,545.51 : x
  2. Step 2: Convert to fraction form
    477,453.26/716,028.00 = 157,545.51/x
  3. Step 3: Cross multiply
    477,453.26x = 716,028.00 × 157,545.51
  4. Step 4: Simplify right side
    477,453.26x = 112,806,994,044.57
  5. Step 5: Solve for x
    x = 112,806,994,044.57/477,453.26
  6. Step 6: Final answer
    x = 236,268.14

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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.