Home / 904,899.28-1,357,124.64-305,847.14

Finding the Fourth Proportional to 904,899.28, 1,357,124.64 and 305,847.14

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Solution

The fourth proportional to 904,899.28, 1,357,124.64 and 305,847.14 is: 458,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,899.28 : 1,357,124.64 = 305,847.14 : x
  2. Step 2: Convert to fraction form
    904,899.28/1,357,124.64 = 305,847.14/x
  3. Step 3: Cross multiply
    904,899.28x = 1,357,124.64 × 305,847.14
  4. Step 4: Simplify right side
    904,899.28x = 415,072,689,767.53
  5. Step 5: Solve for x
    x = 415,072,689,767.53/904,899.28
  6. Step 6: Final answer
    x = 458,694.91

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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.