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Finding the Fourth Proportional to 536,460.60, 740,328.66 and 294,758.82

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Solution

The fourth proportional to 536,460.60, 740,328.66 and 294,758.82 is: 406,774.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,460.60 : 740,328.66 = 294,758.82 : x
  2. Step 2: Convert to fraction form
    536,460.60/740,328.66 = 294,758.82/x
  3. Step 3: Cross multiply
    536,460.60x = 740,328.66 × 294,758.82
  4. Step 4: Simplify right side
    536,460.60x = 218,218,402,233.78
  5. Step 5: Solve for x
    x = 218,218,402,233.78/536,460.60
  6. Step 6: Final answer
    x = 406,774.33

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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.