Home / 1,088.28-1,501.80-590.92

Finding the Fourth Proportional to 1,088.28, 1,501.80 and 590.92

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Solution

The fourth proportional to 1,088.28, 1,501.80 and 590.92 is: 815.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.28 : 1,501.80 = 590.92 : x
  2. Step 2: Convert to fraction form
    1,088.28/1,501.80 = 590.92/x
  3. Step 3: Cross multiply
    1,088.28x = 1,501.80 × 590.92
  4. Step 4: Simplify right side
    1,088.28x = 887,443.66
  5. Step 5: Solve for x
    x = 887,443.66/1,088.28
  6. Step 6: Final answer
    x = 815.46

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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.