Home / 1,320,253.16-1,980,546.48-373,624.20

Finding the Fourth Proportional to 1,320,253.16, 1,980,546.48 and 373,624.20

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Solution

The fourth proportional to 1,320,253.16, 1,980,546.48 and 373,624.20 is: 560,483.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,253.16 : 1,980,546.48 = 373,624.20 : x
  2. Step 2: Convert to fraction form
    1,320,253.16/1,980,546.48 = 373,624.20/x
  3. Step 3: Cross multiply
    1,320,253.16x = 1,980,546.48 × 373,624.20
  4. Step 4: Simplify right side
    1,320,253.16x = 739,980,094,152.82
  5. Step 5: Solve for x
    x = 739,980,094,152.82/1,320,253.16
  6. Step 6: Final answer
    x = 560,483.49

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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.