Home / 473,892.82-653,973.40-282,902.10

Finding the Fourth Proportional to 473,892.82, 653,973.40 and 282,902.10

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Solution

The fourth proportional to 473,892.82, 653,973.40 and 282,902.10 is: 390,405.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,892.82 : 653,973.40 = 282,902.10 : x
  2. Step 2: Convert to fraction form
    473,892.82/653,973.40 = 282,902.10/x
  3. Step 3: Cross multiply
    473,892.82x = 653,973.40 × 282,902.10
  4. Step 4: Simplify right side
    473,892.82x = 185,010,448,204.14
  5. Step 5: Solve for x
    x = 185,010,448,204.14/473,892.82
  6. Step 6: Final answer
    x = 390,405.68

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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.