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Finding the Fourth Proportional to 536,283.72, 740,077.56 and 294,571.89

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Solution

The fourth proportional to 536,283.72, 740,077.56 and 294,571.89 is: 406,512.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,283.72 : 740,077.56 = 294,571.89 : x
  2. Step 2: Convert to fraction form
    536,283.72/740,077.56 = 294,571.89/x
  3. Step 3: Cross multiply
    536,283.72x = 740,077.56 × 294,571.89
  4. Step 4: Simplify right side
    536,283.72x = 218,006,045,595.79
  5. Step 5: Solve for x
    x = 218,006,045,595.79/536,283.72
  6. Step 6: Final answer
    x = 406,512.52

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1.5x scale

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.