Home / 890,292.42-1,335,500.28-357,813.90

Finding the Fourth Proportional to 890,292.42, 1,335,500.28 and 357,813.90

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Solution

The fourth proportional to 890,292.42, 1,335,500.28 and 357,813.90 is: 536,745.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,292.42 : 1,335,500.28 = 357,813.90 : x
  2. Step 2: Convert to fraction form
    890,292.42/1,335,500.28 = 357,813.90/x
  3. Step 3: Cross multiply
    890,292.42x = 1,335,500.28 × 357,813.90
  4. Step 4: Simplify right side
    890,292.42x = 477,860,563,637.89
  5. Step 5: Solve for x
    x = 477,860,563,637.89/890,292.42
  6. Step 6: Final answer
    x = 536,745.63

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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.