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Finding the Fourth Proportional to 602,566.89, 903,855.45 and 153,288.14

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Solution

The fourth proportional to 602,566.89, 903,855.45 and 153,288.14 is: 229,933.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,566.89 : 903,855.45 = 153,288.14 : x
  2. Step 2: Convert to fraction form
    602,566.89/903,855.45 = 153,288.14/x
  3. Step 3: Cross multiply
    602,566.89x = 903,855.45 × 153,288.14
  4. Step 4: Simplify right side
    602,566.89x = 138,550,316,240.09
  5. Step 5: Solve for x
    x = 138,550,316,240.09/602,566.89
  6. Step 6: Final answer
    x = 229,933.50

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Double scale
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Similar ratio
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1.5x scale

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.