Home / 1,087,317.76-1,630,561.11-357,671.23

Finding the Fourth Proportional to 1,087,317.76, 1,630,561.11 and 357,671.23

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Solution

The fourth proportional to 1,087,317.76, 1,630,561.11 and 357,671.23 is: 536,370.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,317.76 : 1,630,561.11 = 357,671.23 : x
  2. Step 2: Convert to fraction form
    1,087,317.76/1,630,561.11 = 357,671.23/x
  3. Step 3: Cross multiply
    1,087,317.76x = 1,630,561.11 × 357,671.23
  4. Step 4: Simplify right side
    1,087,317.76x = 583,204,802,327.36
  5. Step 5: Solve for x
    x = 583,204,802,327.36/1,087,317.76
  6. Step 6: Final answer
    x = 536,370.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.