Home / 336,133.04-503,818.20-209,829.69

Finding the Fourth Proportional to 336,133.04, 503,818.20 and 209,829.69

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Solution

The fourth proportional to 336,133.04, 503,818.20 and 209,829.69 is: 314,506.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,133.04 : 503,818.20 = 209,829.69 : x
  2. Step 2: Convert to fraction form
    336,133.04/503,818.20 = 209,829.69/x
  3. Step 3: Cross multiply
    336,133.04x = 503,818.20 × 209,829.69
  4. Step 4: Simplify right side
    336,133.04x = 105,716,014,938.24
  5. Step 5: Solve for x
    x = 105,716,014,938.24/336,133.04
  6. Step 6: Final answer
    x = 314,506.47

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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.