Home / 947,264.42-1,307,243.71-517,571.17

Finding the Fourth Proportional to 947,264.42, 1,307,243.71 and 517,571.17

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Solution

The fourth proportional to 947,264.42, 1,307,243.71 and 517,571.17 is: 714,258.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,264.42 : 1,307,243.71 = 517,571.17 : x
  2. Step 2: Convert to fraction form
    947,264.42/1,307,243.71 = 517,571.17/x
  3. Step 3: Cross multiply
    947,264.42x = 1,307,243.71 × 517,571.17
  4. Step 4: Simplify right side
    947,264.42x = 676,591,653,838.70
  5. Step 5: Solve for x
    x = 676,591,653,838.70/947,264.42
  6. Step 6: Final answer
    x = 714,258.49

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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.