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Finding the Fourth Proportional to 967,667.70, 1,335,427.01 and 537,955

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Solution

The fourth proportional to 967,667.70, 1,335,427.01 and 537,955 is: 742,403.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,667.70 : 1,335,427.01 = 537,955 : x
  2. Step 2: Convert to fraction form
    967,667.70/1,335,427.01 = 537,955/x
  3. Step 3: Cross multiply
    967,667.70x = 1,335,427.01 × 537,955
  4. Step 4: Simplify right side
    967,667.70x = 718,399,637,164.55
  5. Step 5: Solve for x
    x = 718,399,637,164.55/967,667.70
  6. Step 6: Final answer
    x = 742,403.24

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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.