Home / 899,641.98-1,349,441.46-292,429.53

Finding the Fourth Proportional to 899,641.98, 1,349,441.46 and 292,429.53

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Solution

The fourth proportional to 899,641.98, 1,349,441.46 and 292,429.53 is: 438,637.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,641.98 : 1,349,441.46 = 292,429.53 : x
  2. Step 2: Convert to fraction form
    899,641.98/1,349,441.46 = 292,429.53/x
  3. Step 3: Cross multiply
    899,641.98x = 1,349,441.46 × 292,429.53
  4. Step 4: Simplify right side
    899,641.98x = 394,616,531,910.31
  5. Step 5: Solve for x
    x = 394,616,531,910.31/899,641.98
  6. Step 6: Final answer
    x = 438,637.30

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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.