Home / 436,931.67-602,847.72-255,688.50

Finding the Fourth Proportional to 436,931.67, 602,847.72 and 255,688.50

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Solution

The fourth proportional to 436,931.67, 602,847.72 and 255,688.50 is: 352,781.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,931.67 : 602,847.72 = 255,688.50 : x
  2. Step 2: Convert to fraction form
    436,931.67/602,847.72 = 255,688.50/x
  3. Step 3: Cross multiply
    436,931.67x = 602,847.72 × 255,688.50
  4. Step 4: Simplify right side
    436,931.67x = 154,141,229,255.22
  5. Step 5: Solve for x
    x = 154,141,229,255.22/436,931.67
  6. Step 6: Final answer
    x = 352,781.09

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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.