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Finding the Fourth Proportional to 614,798.71, 848,423.03 and 339,150.34

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Solution

The fourth proportional to 614,798.71, 848,423.03 and 339,150.34 is: 468,027.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,798.71 : 848,423.03 = 339,150.34 : x
  2. Step 2: Convert to fraction form
    614,798.71/848,423.03 = 339,150.34/x
  3. Step 3: Cross multiply
    614,798.71x = 848,423.03 × 339,150.34
  4. Step 4: Simplify right side
    614,798.71x = 287,742,958,453.11
  5. Step 5: Solve for x
    x = 287,742,958,453.11/614,798.71
  6. Step 6: Final answer
    x = 468,027.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.