Home / 1,048,248.30-1,572,741.42-516,143.10

Finding the Fourth Proportional to 1,048,248.30, 1,572,741.42 and 516,143.10

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Solution

The fourth proportional to 1,048,248.30, 1,572,741.42 and 516,143.10 is: 774,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,248.30 : 1,572,741.42 = 516,143.10 : x
  2. Step 2: Convert to fraction form
    1,048,248.30/1,572,741.42 = 516,143.10/x
  3. Step 3: Cross multiply
    1,048,248.30x = 1,572,741.42 × 516,143.10
  4. Step 4: Simplify right side
    1,048,248.30x = 811,759,632,017.20
  5. Step 5: Solve for x
    x = 811,759,632,017.20/1,048,248.30
  6. Step 6: Final answer
    x = 774,396.33

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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.