Home / 889,428.85-1,334,392.70-357,323.54

Finding the Fourth Proportional to 889,428.85, 1,334,392.70 and 357,323.54

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Solution

The fourth proportional to 889,428.85, 1,334,392.70 and 357,323.54 is: 536,085.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,428.85 : 1,334,392.70 = 357,323.54 : x
  2. Step 2: Convert to fraction form
    889,428.85/1,334,392.70 = 357,323.54/x
  3. Step 3: Cross multiply
    889,428.85x = 1,334,392.70 × 357,323.54
  4. Step 4: Simplify right side
    889,428.85x = 476,809,924,863.52
  5. Step 5: Solve for x
    x = 476,809,924,863.52/889,428.85
  6. Step 6: Final answer
    x = 536,085.52

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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.