Home / 937,398.79-1,406,171.08-306,376.39

Finding the Fourth Proportional to 937,398.79, 1,406,171.08 and 306,376.39

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Solution

The fourth proportional to 937,398.79, 1,406,171.08 and 306,376.39 is: 459,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,398.79 : 1,406,171.08 = 306,376.39 : x
  2. Step 2: Convert to fraction form
    937,398.79/1,406,171.08 = 306,376.39/x
  3. Step 3: Cross multiply
    937,398.79x = 1,406,171.08 × 306,376.39
  4. Step 4: Simplify right side
    937,398.79x = 430,817,617,829.49
  5. Step 5: Solve for x
    x = 430,817,617,829.49/937,398.79
  6. Step 6: Final answer
    x = 459,588.41

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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.