Home / 929,688.27-1,394,348.79-255,595.74

Finding the Fourth Proportional to 929,688.27, 1,394,348.79 and 255,595.74

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Solution

The fourth proportional to 929,688.27, 1,394,348.79 and 255,595.74 is: 383,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,688.27 : 1,394,348.79 = 255,595.74 : x
  2. Step 2: Convert to fraction form
    929,688.27/1,394,348.79 = 255,595.74/x
  3. Step 3: Cross multiply
    929,688.27x = 1,394,348.79 × 255,595.74
  4. Step 4: Simplify right side
    929,688.27x = 356,389,610,798.16
  5. Step 5: Solve for x
    x = 356,389,610,798.16/929,688.27
  6. Step 6: Final answer
    x = 383,343.13

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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.