Home / 947,260.63-1,307,151.43-517,449.52

Finding the Fourth Proportional to 947,260.63, 1,307,151.43 and 517,449.52

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Solution

The fourth proportional to 947,260.63, 1,307,151.43 and 517,449.52 is: 714,043.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,260.63 : 1,307,151.43 = 517,449.52 : x
  2. Step 2: Convert to fraction form
    947,260.63/1,307,151.43 = 517,449.52/x
  3. Step 3: Cross multiply
    947,260.63x = 1,307,151.43 × 517,449.52
  4. Step 4: Simplify right side
    947,260.63x = 676,384,880,020.81
  5. Step 5: Solve for x
    x = 676,384,880,020.81/947,260.63
  6. Step 6: Final answer
    x = 714,043.06

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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.