Home / 713,962.08-1,071,043.29-208,560.15

Finding the Fourth Proportional to 713,962.08, 1,071,043.29 and 208,560.15

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Solution

The fourth proportional to 713,962.08, 1,071,043.29 and 208,560.15 is: 312,869.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,962.08 : 1,071,043.29 = 208,560.15 : x
  2. Step 2: Convert to fraction form
    713,962.08/1,071,043.29 = 208,560.15/x
  3. Step 3: Cross multiply
    713,962.08x = 1,071,043.29 × 208,560.15
  4. Step 4: Simplify right side
    713,962.08x = 223,376,949,218.89
  5. Step 5: Solve for x
    x = 223,376,949,218.89/713,962.08
  6. Step 6: Final answer
    x = 312,869.49

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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.