Home / 698,840.55-1,048,284.30-193,359.24

Finding the Fourth Proportional to 698,840.55, 1,048,284.30 and 193,359.24

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Solution

The fourth proportional to 698,840.55, 1,048,284.30 and 193,359.24 is: 290,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,840.55 : 1,048,284.30 = 193,359.24 : x
  2. Step 2: Convert to fraction form
    698,840.55/1,048,284.30 = 193,359.24/x
  3. Step 3: Cross multiply
    698,840.55x = 1,048,284.30 × 193,359.24
  4. Step 4: Simplify right side
    698,840.55x = 202,695,455,551.93
  5. Step 5: Solve for x
    x = 202,695,455,551.93/698,840.55
  6. Step 6: Final answer
    x = 290,045.36

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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.