Home / 349,746.20-524,619.30-341,970.20

Finding the Fourth Proportional to 349,746.20, 524,619.30 and 341,970.20

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Solution

The fourth proportional to 349,746.20, 524,619.30 and 341,970.20 is: 512,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,746.20 : 524,619.30 = 341,970.20 : x
  2. Step 2: Convert to fraction form
    349,746.20/524,619.30 = 341,970.20/x
  3. Step 3: Cross multiply
    349,746.20x = 524,619.30 × 341,970.20
  4. Step 4: Simplify right side
    349,746.20x = 179,404,166,944.86
  5. Step 5: Solve for x
    x = 179,404,166,944.86/349,746.20
  6. Step 6: Final answer
    x = 512,955.30

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Double scale
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Similar ratio
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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.