Home / 943,224.65-1,301,649.64-513,504.66

Finding the Fourth Proportional to 943,224.65, 1,301,649.64 and 513,504.66

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Solution

The fourth proportional to 943,224.65, 1,301,649.64 and 513,504.66 is: 708,636.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,224.65 : 1,301,649.64 = 513,504.66 : x
  2. Step 2: Convert to fraction form
    943,224.65/1,301,649.64 = 513,504.66/x
  3. Step 3: Cross multiply
    943,224.65x = 1,301,649.64 × 513,504.66
  4. Step 4: Simplify right side
    943,224.65x = 668,403,154,543.56
  5. Step 5: Solve for x
    x = 668,403,154,543.56/943,224.65
  6. Step 6: Final answer
    x = 708,636.23

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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.