Home / 407,559.48-562,434.08-254,686.44

Finding the Fourth Proportional to 407,559.48, 562,434.08 and 254,686.44

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Solution

The fourth proportional to 407,559.48, 562,434.08 and 254,686.44 is: 351,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,559.48 : 562,434.08 = 254,686.44 : x
  2. Step 2: Convert to fraction form
    407,559.48/562,434.08 = 254,686.44/x
  3. Step 3: Cross multiply
    407,559.48x = 562,434.08 × 254,686.44
  4. Step 4: Simplify right side
    407,559.48x = 143,244,333,569.88
  5. Step 5: Solve for x
    x = 143,244,333,569.88/407,559.48
  6. Step 6: Final answer
    x = 351,468.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.