Home / 879,085.24-1,318,365.40-373,644.02

Finding the Fourth Proportional to 879,085.24, 1,318,365.40 and 373,644.02

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Solution

The fourth proportional to 879,085.24, 1,318,365.40 and 373,644.02 is: 560,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,085.24 : 1,318,365.40 = 373,644.02 : x
  2. Step 2: Convert to fraction form
    879,085.24/1,318,365.40 = 373,644.02/x
  3. Step 3: Cross multiply
    879,085.24x = 1,318,365.40 × 373,644.02
  4. Step 4: Simplify right side
    879,085.24x = 492,599,347,884.91
  5. Step 5: Solve for x
    x = 492,599,347,884.91/879,085.24
  6. Step 6: Final answer
    x = 560,354.47

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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.