Home / 748,795.87-1,033,323.10-409,266.55

Finding the Fourth Proportional to 748,795.87, 1,033,323.10 and 409,266.55

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Solution

The fourth proportional to 748,795.87, 1,033,323.10 and 409,266.55 is: 564,779.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,795.87 : 1,033,323.10 = 409,266.55 : x
  2. Step 2: Convert to fraction form
    748,795.87/1,033,323.10 = 409,266.55/x
  3. Step 3: Cross multiply
    748,795.87x = 1,033,323.10 × 409,266.55
  4. Step 4: Simplify right side
    748,795.87x = 422,904,580,172.31
  5. Step 5: Solve for x
    x = 422,904,580,172.31/748,795.87
  6. Step 6: Final answer
    x = 564,779.53

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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.