Home / 714,042-1,071,019.44-293,307.12

Finding the Fourth Proportional to 714,042, 1,071,019.44 and 293,307.12

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Solution

The fourth proportional to 714,042, 1,071,019.44 and 293,307.12 is: 439,942.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,042 : 1,071,019.44 = 293,307.12 : x
  2. Step 2: Convert to fraction form
    714,042/1,071,019.44 = 293,307.12/x
  3. Step 3: Cross multiply
    714,042x = 1,071,019.44 × 293,307.12
  4. Step 4: Simplify right side
    714,042x = 314,137,627,410.41
  5. Step 5: Solve for x
    x = 314,137,627,410.41/714,042
  6. Step 6: Final answer
    x = 439,942.79

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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.