Home / 889,431.97-1,334,397.39-357,326.67

Finding the Fourth Proportional to 889,431.97, 1,334,397.39 and 357,326.67

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Solution

The fourth proportional to 889,431.97, 1,334,397.39 and 357,326.67 is: 536,090.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,431.97 : 1,334,397.39 = 357,326.67 : x
  2. Step 2: Convert to fraction form
    889,431.97/1,334,397.39 = 357,326.67/x
  3. Step 3: Cross multiply
    889,431.97x = 1,334,397.39 × 357,326.67
  4. Step 4: Simplify right side
    889,431.97x = 476,815,774,038.76
  5. Step 5: Solve for x
    x = 476,815,774,038.76/889,431.97
  6. Step 6: Final answer
    x = 536,090.21

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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.