Home / 1,017,479.66-1,404,138.42-558,636.53

Finding the Fourth Proportional to 1,017,479.66, 1,404,138.42 and 558,636.53

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Solution

The fourth proportional to 1,017,479.66, 1,404,138.42 and 558,636.53 is: 770,927.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,479.66 : 1,404,138.42 = 558,636.53 : x
  2. Step 2: Convert to fraction form
    1,017,479.66/1,404,138.42 = 558,636.53/x
  3. Step 3: Cross multiply
    1,017,479.66x = 1,404,138.42 × 558,636.53
  4. Step 4: Simplify right side
    1,017,479.66x = 784,403,007,567.79
  5. Step 5: Solve for x
    x = 784,403,007,567.79/1,017,479.66
  6. Step 6: Final answer
    x = 770,927.46

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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.