Home / 748,795.62-1,033,322.76-409,266.30

Finding the Fourth Proportional to 748,795.62, 1,033,322.76 and 409,266.30

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Solution

The fourth proportional to 748,795.62, 1,033,322.76 and 409,266.30 is: 564,779.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,795.62 : 1,033,322.76 = 409,266.30 : x
  2. Step 2: Convert to fraction form
    748,795.62/1,033,322.76 = 409,266.30/x
  3. Step 3: Cross multiply
    748,795.62x = 1,033,322.76 × 409,266.30
  4. Step 4: Simplify right side
    748,795.62x = 422,904,182,690.99
  5. Step 5: Solve for x
    x = 422,904,182,690.99/748,795.62
  6. Step 6: Final answer
    x = 564,779.19

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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.