Home / 470,697.14-649,567.13-255,837.30

Finding the Fourth Proportional to 470,697.14, 649,567.13 and 255,837.30

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Solution

The fourth proportional to 470,697.14, 649,567.13 and 255,837.30 is: 353,058.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,697.14 : 649,567.13 = 255,837.30 : x
  2. Step 2: Convert to fraction form
    470,697.14/649,567.13 = 255,837.30/x
  3. Step 3: Cross multiply
    470,697.14x = 649,567.13 × 255,837.30
  4. Step 4: Simplify right side
    470,697.14x = 166,183,499,428.76
  5. Step 5: Solve for x
    x = 166,183,499,428.76/470,697.14
  6. Step 6: Final answer
    x = 353,058.23

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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.