Home / 328,582.86-492,922.65-103,892.46

Finding the Fourth Proportional to 328,582.86, 492,922.65 and 103,892.46

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Solution

The fourth proportional to 328,582.86, 492,922.65 and 103,892.46 is: 155,853.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,582.86 : 492,922.65 = 103,892.46 : x
  2. Step 2: Convert to fraction form
    328,582.86/492,922.65 = 103,892.46/x
  3. Step 3: Cross multiply
    328,582.86x = 492,922.65 × 103,892.46
  4. Step 4: Simplify right side
    328,582.86x = 51,210,946,698.22
  5. Step 5: Solve for x
    x = 51,210,946,698.22/328,582.86
  6. Step 6: Final answer
    x = 155,853.98

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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.