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Finding the Fourth Proportional to 436,475.58, 602,330.50 and 245,488.98

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Solution

The fourth proportional to 436,475.58, 602,330.50 and 245,488.98 is: 338,771.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,475.58 : 602,330.50 = 245,488.98 : x
  2. Step 2: Convert to fraction form
    436,475.58/602,330.50 = 245,488.98/x
  3. Step 3: Cross multiply
    436,475.58x = 602,330.50 × 245,488.98
  4. Step 4: Simplify right side
    436,475.58x = 147,865,498,241.77
  5. Step 5: Solve for x
    x = 147,865,498,241.77/436,475.58
  6. Step 6: Final answer
    x = 338,771.52

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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.