Home / 889,428.60-1,334,392.32-357,323.30

Finding the Fourth Proportional to 889,428.60, 1,334,392.32 and 357,323.30

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Solution

The fourth proportional to 889,428.60, 1,334,392.32 and 357,323.30 is: 536,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,428.60 : 1,334,392.32 = 357,323.30 : x
  2. Step 2: Convert to fraction form
    889,428.60/1,334,392.32 = 357,323.30/x
  3. Step 3: Cross multiply
    889,428.60x = 1,334,392.32 × 357,323.30
  4. Step 4: Simplify right side
    889,428.60x = 476,809,460,605.09
  5. Step 5: Solve for x
    x = 476,809,460,605.09/889,428.60
  6. Step 6: Final answer
    x = 536,085.15

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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.