Home / 536,764.20-740,804.67-346,331.58

Finding the Fourth Proportional to 536,764.20, 740,804.67 and 346,331.58

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Solution

The fourth proportional to 536,764.20, 740,804.67 and 346,331.58 is: 477,982.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,764.20 : 740,804.67 = 346,331.58 : x
  2. Step 2: Convert to fraction form
    536,764.20/740,804.67 = 346,331.58/x
  3. Step 3: Cross multiply
    536,764.20x = 740,804.67 × 346,331.58
  4. Step 4: Simplify right side
    536,764.20x = 256,564,051,832.48
  5. Step 5: Solve for x
    x = 256,564,051,832.48/536,764.20
  6. Step 6: Final answer
    x = 477,982.79

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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.