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Finding the Fourth Proportional to 573,033.98, 790,791.58 and 358,298.53

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Solution

The fourth proportional to 573,033.98, 790,791.58 and 358,298.53 is: 494,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,033.98 : 790,791.58 = 358,298.53 : x
  2. Step 2: Convert to fraction form
    573,033.98/790,791.58 = 358,298.53/x
  3. Step 3: Cross multiply
    573,033.98x = 790,791.58 × 358,298.53
  4. Step 4: Simplify right side
    573,033.98x = 283,339,460,650.38
  5. Step 5: Solve for x
    x = 283,339,460,650.38/573,033.98
  6. Step 6: Final answer
    x = 494,454.90

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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.