Home / 738,563.10-1,105,511.85-715,235.10

Finding the Fourth Proportional to 738,563.10, 1,105,511.85 and 715,235.10

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Solution

The fourth proportional to 738,563.10, 1,105,511.85 and 715,235.10 is: 1,070,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,563.10 : 1,105,511.85 = 715,235.10 : x
  2. Step 2: Convert to fraction form
    738,563.10/1,105,511.85 = 715,235.10/x
  3. Step 3: Cross multiply
    738,563.10x = 1,105,511.85 × 715,235.10
  4. Step 4: Simplify right side
    738,563.10x = 790,700,878,585.94
  5. Step 5: Solve for x
    x = 790,700,878,585.94/738,563.10
  6. Step 6: Final answer
    x = 1,070,593.53

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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.