Home / 1,247.04-1,870.54-597.60

Finding the Fourth Proportional to 1,247.04, 1,870.54 and 597.60

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Solution

The fourth proportional to 1,247.04, 1,870.54 and 597.60 is: 896.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247.04 : 1,870.54 = 597.60 : x
  2. Step 2: Convert to fraction form
    1,247.04/1,870.54 = 597.60/x
  3. Step 3: Cross multiply
    1,247.04x = 1,870.54 × 597.60
  4. Step 4: Simplify right side
    1,247.04x = 1,117,834.70
  5. Step 5: Solve for x
    x = 1,117,834.70/1,247.04
  6. Step 6: Final answer
    x = 896.39

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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.