Home / 851,792.55-1,175,468.92-469,818.42

Finding the Fourth Proportional to 851,792.55, 1,175,468.92 and 469,818.42

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Solution

The fourth proportional to 851,792.55, 1,175,468.92 and 469,818.42 is: 648,346.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,792.55 : 1,175,468.92 = 469,818.42 : x
  2. Step 2: Convert to fraction form
    851,792.55/1,175,468.92 = 469,818.42/x
  3. Step 3: Cross multiply
    851,792.55x = 1,175,468.92 × 469,818.42
  4. Step 4: Simplify right side
    851,792.55x = 552,256,950,753.51
  5. Step 5: Solve for x
    x = 552,256,950,753.51/851,792.55
  6. Step 6: Final answer
    x = 648,346.77

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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.