Home / 292,054.35-402,801.75-201,389.52

Finding the Fourth Proportional to 292,054.35, 402,801.75 and 201,389.52

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Solution

The fourth proportional to 292,054.35, 402,801.75 and 201,389.52 is: 277,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,054.35 : 402,801.75 = 201,389.52 : x
  2. Step 2: Convert to fraction form
    292,054.35/402,801.75 = 201,389.52/x
  3. Step 3: Cross multiply
    292,054.35x = 402,801.75 × 201,389.52
  4. Step 4: Simplify right side
    292,054.35x = 81,120,051,087.66
  5. Step 5: Solve for x
    x = 81,120,051,087.66/292,054.35
  6. Step 6: Final answer
    x = 277,756.70

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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.