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Finding the Fourth Proportional to 536,323.04, 740,105.52 and 297,874.40

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Solution

The fourth proportional to 536,323.04, 740,105.52 and 297,874.40 is: 411,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,323.04 : 740,105.52 = 297,874.40 : x
  2. Step 2: Convert to fraction form
    536,323.04/740,105.52 = 297,874.40/x
  3. Step 3: Cross multiply
    536,323.04x = 740,105.52 × 297,874.40
  4. Step 4: Simplify right side
    536,323.04x = 220,458,487,706.69
  5. Step 5: Solve for x
    x = 220,458,487,706.69/536,323.04
  6. Step 6: Final answer
    x = 411,055.41

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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.