Home / 879,266.03-1,318,210.05-347,185.34

Finding the Fourth Proportional to 879,266.03, 1,318,210.05 and 347,185.34

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Solution

The fourth proportional to 879,266.03, 1,318,210.05 and 347,185.34 is: 520,505.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,266.03 : 1,318,210.05 = 347,185.34 : x
  2. Step 2: Convert to fraction form
    879,266.03/1,318,210.05 = 347,185.34/x
  3. Step 3: Cross multiply
    879,266.03x = 1,318,210.05 × 347,185.34
  4. Step 4: Simplify right side
    879,266.03x = 457,663,197,809.62
  5. Step 5: Solve for x
    x = 457,663,197,809.62/879,266.03
  6. Step 6: Final answer
    x = 520,505.95

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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.