Home / 713,962.30-1,072,693.05-536,815.30

Finding the Fourth Proportional to 713,962.30, 1,072,693.05 and 536,815.30

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Solution

The fourth proportional to 713,962.30, 1,072,693.05 and 536,815.30 is: 806,538.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,962.30 : 1,072,693.05 = 536,815.30 : x
  2. Step 2: Convert to fraction form
    713,962.30/1,072,693.05 = 536,815.30/x
  3. Step 3: Cross multiply
    713,962.30x = 1,072,693.05 × 536,815.30
  4. Step 4: Simplify right side
    713,962.30x = 575,838,041,443.67
  5. Step 5: Solve for x
    x = 575,838,041,443.67/713,962.30
  6. Step 6: Final answer
    x = 806,538.44

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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.