Home / 914,036.35-1,261,369.37-506,138.17

Finding the Fourth Proportional to 914,036.35, 1,261,369.37 and 506,138.17

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Solution

The fourth proportional to 914,036.35, 1,261,369.37 and 506,138.17 is: 698,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,036.35 : 1,261,369.37 = 506,138.17 : x
  2. Step 2: Convert to fraction form
    914,036.35/1,261,369.37 = 506,138.17/x
  3. Step 3: Cross multiply
    914,036.35x = 1,261,369.37 × 506,138.17
  4. Step 4: Simplify right side
    914,036.35x = 638,427,184,625.85
  5. Step 5: Solve for x
    x = 638,427,184,625.85/914,036.35
  6. Step 6: Final answer
    x = 698,470.24

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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.