Home / 328,814.06-492,924.89-118,303.88

Finding the Fourth Proportional to 328,814.06, 492,924.89 and 118,303.88

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Solution

The fourth proportional to 328,814.06, 492,924.89 and 118,303.88 is: 177,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,814.06 : 492,924.89 = 118,303.88 : x
  2. Step 2: Convert to fraction form
    328,814.06/492,924.89 = 118,303.88/x
  3. Step 3: Cross multiply
    328,814.06x = 492,924.89 × 118,303.88
  4. Step 4: Simplify right side
    328,814.06x = 58,314,924,866.71
  5. Step 5: Solve for x
    x = 58,314,924,866.71/328,814.06
  6. Step 6: Final answer
    x = 177,349.25

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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.