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Finding the Fourth Proportional to 602,572.77, 903,865.37 and 153,293.85

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Solution

The fourth proportional to 602,572.77, 903,865.37 and 153,293.85 is: 229,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,572.77 : 903,865.37 = 153,293.85 : x
  2. Step 2: Convert to fraction form
    602,572.77/903,865.37 = 153,293.85/x
  3. Step 3: Cross multiply
    602,572.77x = 903,865.37 × 153,293.85
  4. Step 4: Simplify right side
    602,572.77x = 138,557,001,682.51
  5. Step 5: Solve for x
    x = 138,557,001,682.51/602,572.77
  6. Step 6: Final answer
    x = 229,942.35

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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.