Home / 943,232.49-1,301,688.09-513,519.93

Finding the Fourth Proportional to 943,232.49, 1,301,688.09 and 513,519.93

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Solution

The fourth proportional to 943,232.49, 1,301,688.09 and 513,519.93 is: 708,672.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,232.49 : 1,301,688.09 = 513,519.93 : x
  2. Step 2: Convert to fraction form
    943,232.49/1,301,688.09 = 513,519.93/x
  3. Step 3: Cross multiply
    943,232.49x = 1,301,688.09 × 513,519.93
  4. Step 4: Simplify right side
    943,232.49x = 668,442,776,858.63
  5. Step 5: Solve for x
    x = 668,442,776,858.63/943,232.49
  6. Step 6: Final answer
    x = 708,672.34

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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.