Home / 758,641.25-1,046,997.36-414,529.51

Finding the Fourth Proportional to 758,641.25, 1,046,997.36 and 414,529.51

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Solution

The fourth proportional to 758,641.25, 1,046,997.36 and 414,529.51 is: 572,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,641.25 : 1,046,997.36 = 414,529.51 : x
  2. Step 2: Convert to fraction form
    758,641.25/1,046,997.36 = 414,529.51/x
  3. Step 3: Cross multiply
    758,641.25x = 1,046,997.36 × 414,529.51
  4. Step 4: Simplify right side
    758,641.25x = 434,011,302,612.09
  5. Step 5: Solve for x
    x = 434,011,302,612.09/758,641.25
  6. Step 6: Final answer
    x = 572,090.30

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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.