Home / 843,017.59-1,264,941.58-393,673.16

Finding the Fourth Proportional to 843,017.59, 1,264,941.58 and 393,673.16

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Solution

The fourth proportional to 843,017.59, 1,264,941.58 and 393,673.16 is: 590,703.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,017.59 : 1,264,941.58 = 393,673.16 : x
  2. Step 2: Convert to fraction form
    843,017.59/1,264,941.58 = 393,673.16/x
  3. Step 3: Cross multiply
    843,017.59x = 1,264,941.58 × 393,673.16
  4. Step 4: Simplify right side
    843,017.59x = 497,973,540,720.92
  5. Step 5: Solve for x
    x = 497,973,540,720.92/843,017.59
  6. Step 6: Final answer
    x = 590,703.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.