Home / 738,901.96-1,108,008.48-383,820.64

Finding the Fourth Proportional to 738,901.96, 1,108,008.48 and 383,820.64

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Solution

The fourth proportional to 738,901.96, 1,108,008.48 and 383,820.64 is: 575,552.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,901.96 : 1,108,008.48 = 383,820.64 : x
  2. Step 2: Convert to fraction form
    738,901.96/1,108,008.48 = 383,820.64/x
  3. Step 3: Cross multiply
    738,901.96x = 1,108,008.48 × 383,820.64
  4. Step 4: Simplify right side
    738,901.96x = 425,276,523,919.03
  5. Step 5: Solve for x
    x = 425,276,523,919.03/738,901.96
  6. Step 6: Final answer
    x = 575,552.03

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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.