Home / 708,670.14-1,063,619.38-371,948.64

Finding the Fourth Proportional to 708,670.14, 1,063,619.38 and 371,948.64

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Solution

The fourth proportional to 708,670.14, 1,063,619.38 and 371,948.64 is: 558,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,670.14 : 1,063,619.38 = 371,948.64 : x
  2. Step 2: Convert to fraction form
    708,670.14/1,063,619.38 = 371,948.64/x
  3. Step 3: Cross multiply
    708,670.14x = 1,063,619.38 × 371,948.64
  4. Step 4: Simplify right side
    708,670.14x = 395,611,781,868.64
  5. Step 5: Solve for x
    x = 395,611,781,868.64/708,670.14
  6. Step 6: Final answer
    x = 558,245.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.