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Finding the Fourth Proportional to 602,172.01, 903,258.42 and 152,926.57

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Solution

The fourth proportional to 602,172.01, 903,258.42 and 152,926.57 is: 229,389.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,172.01 : 903,258.42 = 152,926.57 : x
  2. Step 2: Convert to fraction form
    602,172.01/903,258.42 = 152,926.57/x
  3. Step 3: Cross multiply
    602,172.01x = 903,258.42 × 152,926.57
  4. Step 4: Simplify right side
    602,172.01x = 138,132,211,994.22
  5. Step 5: Solve for x
    x = 138,132,211,994.22/602,172.01
  6. Step 6: Final answer
    x = 229,389.96

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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.