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Finding the Fourth Proportional to 473,376.66, 710,066.28 and 189,090.41

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Solution

The fourth proportional to 473,376.66, 710,066.28 and 189,090.41 is: 283,636.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,376.66 : 710,066.28 = 189,090.41 : x
  2. Step 2: Convert to fraction form
    473,376.66/710,066.28 = 189,090.41/x
  3. Step 3: Cross multiply
    473,376.66x = 710,066.28 × 189,090.41
  4. Step 4: Simplify right side
    473,376.66x = 134,266,724,568.34
  5. Step 5: Solve for x
    x = 134,266,724,568.34/473,376.66
  6. Step 6: Final answer
    x = 283,636.13

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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.