Home / 889,865.38-1,334,797.26-357,386.50

Finding the Fourth Proportional to 889,865.38, 1,334,797.26 and 357,386.50

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Solution

The fourth proportional to 889,865.38, 1,334,797.26 and 357,386.50 is: 536,079.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,865.38 : 1,334,797.26 = 357,386.50 : x
  2. Step 2: Convert to fraction form
    889,865.38/1,334,797.26 = 357,386.50/x
  3. Step 3: Cross multiply
    889,865.38x = 1,334,797.26 × 357,386.50
  4. Step 4: Simplify right side
    889,865.38x = 477,038,520,960.99
  5. Step 5: Solve for x
    x = 477,038,520,960.99/889,865.38
  6. Step 6: Final answer
    x = 536,079.42

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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.