Home / 1,150,272.90-1,587,368.70-634,027.23

Finding the Fourth Proportional to 1,150,272.90, 1,587,368.70 and 634,027.23

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Solution

The fourth proportional to 1,150,272.90, 1,587,368.70 and 634,027.23 is: 874,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,272.90 : 1,587,368.70 = 634,027.23 : x
  2. Step 2: Convert to fraction form
    1,150,272.90/1,587,368.70 = 634,027.23/x
  3. Step 3: Cross multiply
    1,150,272.90x = 1,587,368.70 × 634,027.23
  4. Step 4: Simplify right side
    1,150,272.90x = 1,006,434,979,849.70
  5. Step 5: Solve for x
    x = 1,006,434,979,849.70/1,150,272.90
  6. Step 6: Final answer
    x = 874,953.22

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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.