Home / 929,657.55-1,394,302.71-255,564.92

Finding the Fourth Proportional to 929,657.55, 1,394,302.71 and 255,564.92

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Solution

The fourth proportional to 929,657.55, 1,394,302.71 and 255,564.92 is: 383,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,657.55 : 1,394,302.71 = 255,564.92 : x
  2. Step 2: Convert to fraction form
    929,657.55/1,394,302.71 = 255,564.92/x
  3. Step 3: Cross multiply
    929,657.55x = 1,394,302.71 × 255,564.92
  4. Step 4: Simplify right side
    929,657.55x = 356,334,864,981.06
  5. Step 5: Solve for x
    x = 356,334,864,981.06/929,657.55
  6. Step 6: Final answer
    x = 383,296.91

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1.5x scale

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.