Home / 1,005,552.56-1,387,627.08-552,840.08

Finding the Fourth Proportional to 1,005,552.56, 1,387,627.08 and 552,840.08

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Solution

The fourth proportional to 1,005,552.56, 1,387,627.08 and 552,840.08 is: 762,899.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,552.56 : 1,387,627.08 = 552,840.08 : x
  2. Step 2: Convert to fraction form
    1,005,552.56/1,387,627.08 = 552,840.08/x
  3. Step 3: Cross multiply
    1,005,552.56x = 1,387,627.08 × 552,840.08
  4. Step 4: Simplify right side
    1,005,552.56x = 767,135,865,917.37
  5. Step 5: Solve for x
    x = 767,135,865,917.37/1,005,552.56
  6. Step 6: Final answer
    x = 762,899.82

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1.5x scale

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.