Home / 907,376.15-1,360,276.91-457,721.66

Finding the Fourth Proportional to 907,376.15, 1,360,276.91 and 457,721.66

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Solution

The fourth proportional to 907,376.15, 1,360,276.91 and 457,721.66 is: 686,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,376.15 : 1,360,276.91 = 457,721.66 : x
  2. Step 2: Convert to fraction form
    907,376.15/1,360,276.91 = 457,721.66/x
  3. Step 3: Cross multiply
    907,376.15x = 1,360,276.91 × 457,721.66
  4. Step 4: Simplify right side
    907,376.15x = 622,628,206,416.96
  5. Step 5: Solve for x
    x = 622,628,206,416.96/907,376.15
  6. Step 6: Final answer
    x = 686,185.33

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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.