Home / 627,026.67-865,303.16-340,552.35

Finding the Fourth Proportional to 627,026.67, 865,303.16 and 340,552.35

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Solution

The fourth proportional to 627,026.67, 865,303.16 and 340,552.35 is: 469,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,026.67 : 865,303.16 = 340,552.35 : x
  2. Step 2: Convert to fraction form
    627,026.67/865,303.16 = 340,552.35/x
  3. Step 3: Cross multiply
    627,026.67x = 865,303.16 × 340,552.35
  4. Step 4: Simplify right side
    627,026.67x = 294,681,022,897.66
  5. Step 5: Solve for x
    x = 294,681,022,897.66/627,026.67
  6. Step 6: Final answer
    x = 469,965.69

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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.