Home / 634,016.59-874,965.32-347,536.60

Finding the Fourth Proportional to 634,016.59, 874,965.32 and 347,536.60

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Solution

The fourth proportional to 634,016.59, 874,965.32 and 347,536.60 is: 479,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,016.59 : 874,965.32 = 347,536.60 : x
  2. Step 2: Convert to fraction form
    634,016.59/874,965.32 = 347,536.60/x
  3. Step 3: Cross multiply
    634,016.59x = 874,965.32 × 347,536.60
  4. Step 4: Simplify right side
    634,016.59x = 304,082,472,430.71
  5. Step 5: Solve for x
    x = 304,082,472,430.71/634,016.59
  6. Step 6: Final answer
    x = 479,612.80

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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.