Home / 904,576.50-1,357,486.83-313,600.50

Finding the Fourth Proportional to 904,576.50, 1,357,486.83 and 313,600.50

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Solution

The fourth proportional to 904,576.50, 1,357,486.83 and 313,600.50 is: 470,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,576.50 : 1,357,486.83 = 313,600.50 : x
  2. Step 2: Convert to fraction form
    904,576.50/1,357,486.83 = 313,600.50/x
  3. Step 3: Cross multiply
    904,576.50x = 1,357,486.83 × 313,600.50
  4. Step 4: Simplify right side
    904,576.50x = 425,708,548,631.42
  5. Step 5: Solve for x
    x = 425,708,548,631.42/904,576.50
  6. Step 6: Final answer
    x = 470,616.41

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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.