Home / 837,415.74-1,255,934.94-238,363.65

Finding the Fourth Proportional to 837,415.74, 1,255,934.94 and 238,363.65

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Solution

The fourth proportional to 837,415.74, 1,255,934.94 and 238,363.65 is: 357,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,415.74 : 1,255,934.94 = 238,363.65 : x
  2. Step 2: Convert to fraction form
    837,415.74/1,255,934.94 = 238,363.65/x
  3. Step 3: Cross multiply
    837,415.74x = 1,255,934.94 × 238,363.65
  4. Step 4: Simplify right side
    837,415.74x = 299,369,236,460.93
  5. Step 5: Solve for x
    x = 299,369,236,460.93/837,415.74
  6. Step 6: Final answer
    x = 357,491.77

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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.