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Finding the Fourth Proportional to 608,595.05, 912,975.64 and 253,526.01

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Solution

The fourth proportional to 608,595.05, 912,975.64 and 253,526.01 is: 380,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,595.05 : 912,975.64 = 253,526.01 : x
  2. Step 2: Convert to fraction form
    608,595.05/912,975.64 = 253,526.01/x
  3. Step 3: Cross multiply
    608,595.05x = 912,975.64 × 253,526.01
  4. Step 4: Simplify right side
    608,595.05x = 231,463,070,602.58
  5. Step 5: Solve for x
    x = 231,463,070,602.58/608,595.05
  6. Step 6: Final answer
    x = 380,323.62

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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.