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Finding the Fourth Proportional to 474,384.69, 711,430.56 and 249,623.01

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Solution

The fourth proportional to 474,384.69, 711,430.56 and 249,623.01 is: 374,357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,384.69 : 711,430.56 = 249,623.01 : x
  2. Step 2: Convert to fraction form
    474,384.69/711,430.56 = 249,623.01/x
  3. Step 3: Cross multiply
    474,384.69x = 711,430.56 × 249,623.01
  4. Step 4: Simplify right side
    474,384.69x = 177,589,437,793.19
  5. Step 5: Solve for x
    x = 177,589,437,793.19/474,384.69
  6. Step 6: Final answer
    x = 374,357.44

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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.