Home / 417,509,040.72-576,128,875.80-241,308,448.57

Finding the Fourth Proportional to 417,509,040.72, 576,128,875.80 and 241,308,448.57

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Solution

The fourth proportional to 417,509,040.72, 576,128,875.80 and 241,308,448.57 is: 332,986,238.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,509,040.72 : 576,128,875.80 = 241,308,448.57 : x
  2. Step 2: Convert to fraction form
    417,509,040.72/576,128,875.80 = 241,308,448.57/x
  3. Step 3: Cross multiply
    417,509,040.72x = 576,128,875.80 × 241,308,448.57
  4. Step 4: Simplify right side
    417,509,040.72x = 139,024,765,195,676,208
  5. Step 5: Solve for x
    x = 139,024,765,195,676,208/417,509,040.72
  6. Step 6: Final answer
    x = 332,986,238.95

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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.