Home / 1,437.32-2,155.28-604.23

Finding the Fourth Proportional to 1,437.32, 2,155.28 and 604.23

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Solution

The fourth proportional to 1,437.32, 2,155.28 and 604.23 is: 906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.32 : 2,155.28 = 604.23 : x
  2. Step 2: Convert to fraction form
    1,437.32/2,155.28 = 604.23/x
  3. Step 3: Cross multiply
    1,437.32x = 2,155.28 × 604.23
  4. Step 4: Simplify right side
    1,437.32x = 1,302,281.81
  5. Step 5: Solve for x
    x = 1,302,281.81/1,437.32
  6. Step 6: Final answer
    x = 906.05

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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.