Home / 956,940.04-1,320,433.14-543,412.36

Finding the Fourth Proportional to 956,940.04, 1,320,433.14 and 543,412.36

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Solution

The fourth proportional to 956,940.04, 1,320,433.14 and 543,412.36 is: 749,827.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,940.04 : 1,320,433.14 = 543,412.36 : x
  2. Step 2: Convert to fraction form
    956,940.04/1,320,433.14 = 543,412.36/x
  3. Step 3: Cross multiply
    956,940.04x = 1,320,433.14 × 543,412.36
  4. Step 4: Simplify right side
    956,940.04x = 717,539,688,829.61
  5. Step 5: Solve for x
    x = 717,539,688,829.61/956,940.04
  6. Step 6: Final answer
    x = 749,827.22

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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.