Home / 942,628.33-1,300,628.65-616,419.51

Finding the Fourth Proportional to 942,628.33, 1,300,628.65 and 616,419.51

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Solution

The fourth proportional to 942,628.33, 1,300,628.65 and 616,419.51 is: 850,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,628.33 : 1,300,628.65 = 616,419.51 : x
  2. Step 2: Convert to fraction form
    942,628.33/1,300,628.65 = 616,419.51/x
  3. Step 3: Cross multiply
    942,628.33x = 1,300,628.65 × 616,419.51
  4. Step 4: Simplify right side
    942,628.33x = 801,732,875,124.96
  5. Step 5: Solve for x
    x = 801,732,875,124.96/942,628.33
  6. Step 6: Final answer
    x = 850,529.15

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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.