Home / 929,291.22-1,393,952.10-255,368.30

Finding the Fourth Proportional to 929,291.22, 1,393,952.10 and 255,368.30

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Solution

The fourth proportional to 929,291.22, 1,393,952.10 and 255,368.30 is: 383,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,291.22 : 1,393,952.10 = 255,368.30 : x
  2. Step 2: Convert to fraction form
    929,291.22/1,393,952.10 = 255,368.30/x
  3. Step 3: Cross multiply
    929,291.22x = 1,393,952.10 × 255,368.30
  4. Step 4: Simplify right side
    929,291.22x = 355,971,178,058.43
  5. Step 5: Solve for x
    x = 355,971,178,058.43/929,291.22
  6. Step 6: Final answer
    x = 383,056.65

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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.