Home / 1,088.32-1,501.87-590.95

Finding the Fourth Proportional to 1,088.32, 1,501.87 and 590.95

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Solution

The fourth proportional to 1,088.32, 1,501.87 and 590.95 is: 815.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.32 : 1,501.87 = 590.95 : x
  2. Step 2: Convert to fraction form
    1,088.32/1,501.87 = 590.95/x
  3. Step 3: Cross multiply
    1,088.32x = 1,501.87 × 590.95
  4. Step 4: Simplify right side
    1,088.32x = 887,530.08
  5. Step 5: Solve for x
    x = 887,530.08/1,088.32
  6. Step 6: Final answer
    x = 815.50

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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.