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Finding the Fourth Proportional to 464,289.69, 696,631.37 and 253,681.59

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Solution

The fourth proportional to 464,289.69, 696,631.37 and 253,681.59 is: 380,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,289.69 : 696,631.37 = 253,681.59 : x
  2. Step 2: Convert to fraction form
    464,289.69/696,631.37 = 253,681.59/x
  3. Step 3: Cross multiply
    464,289.69x = 696,631.37 × 253,681.59
  4. Step 4: Simplify right side
    464,289.69x = 176,722,553,585.48
  5. Step 5: Solve for x
    x = 176,722,553,585.48/464,289.69
  6. Step 6: Final answer
    x = 380,629.93

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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.