Home / 708,949-1,062,827.34-288,526.60

Finding the Fourth Proportional to 708,949, 1,062,827.34 and 288,526.60

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Solution

The fourth proportional to 708,949, 1,062,827.34 and 288,526.60 is: 432,547.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,949 : 1,062,827.34 = 288,526.60 : x
  2. Step 2: Convert to fraction form
    708,949/1,062,827.34 = 288,526.60/x
  3. Step 3: Cross multiply
    708,949x = 1,062,827.34 × 288,526.60
  4. Step 4: Simplify right side
    708,949x = 306,653,958,797.24
  5. Step 5: Solve for x
    x = 306,653,958,797.24/708,949
  6. Step 6: Final answer
    x = 432,547.28

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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.