Home / 910,701.20-1,366,118.10-349,735.70

Finding the Fourth Proportional to 910,701.20, 1,366,118.10 and 349,735.70

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Solution

The fourth proportional to 910,701.20, 1,366,118.10 and 349,735.70 is: 524,629.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,701.20 : 1,366,118.10 = 349,735.70 : x
  2. Step 2: Convert to fraction form
    910,701.20/1,366,118.10 = 349,735.70/x
  3. Step 3: Cross multiply
    910,701.20x = 1,366,118.10 × 349,735.70
  4. Step 4: Simplify right side
    910,701.20x = 477,780,269,986.17
  5. Step 5: Solve for x
    x = 477,780,269,986.17/910,701.20
  6. Step 6: Final answer
    x = 524,629.01

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Double scale
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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.