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Finding the Fourth Proportional to 473,842.04, 653,884.24 and 258,980.36

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Solution

The fourth proportional to 473,842.04, 653,884.24 and 258,980.36 is: 357,383.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,842.04 : 653,884.24 = 258,980.36 : x
  2. Step 2: Convert to fraction form
    473,842.04/653,884.24 = 258,980.36/x
  3. Step 3: Cross multiply
    473,842.04x = 653,884.24 × 258,980.36
  4. Step 4: Simplify right side
    473,842.04x = 169,343,175,873.53
  5. Step 5: Solve for x
    x = 169,343,175,873.53/473,842.04
  6. Step 6: Final answer
    x = 357,383.18

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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.