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Finding the Fourth Proportional to 572,825.48, 859,238.08 and 146,362.10

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Solution

The fourth proportional to 572,825.48, 859,238.08 and 146,362.10 is: 219,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,825.48 : 859,238.08 = 146,362.10 : x
  2. Step 2: Convert to fraction form
    572,825.48/859,238.08 = 146,362.10/x
  3. Step 3: Cross multiply
    572,825.48x = 859,238.08 × 146,362.10
  4. Step 4: Simplify right side
    572,825.48x = 125,759,887,561.03
  5. Step 5: Solve for x
    x = 125,759,887,561.03/572,825.48
  6. Step 6: Final answer
    x = 219,543.11

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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.