Home / 775,661.98-1,069,530.98-546,145.90

Finding the Fourth Proportional to 775,661.98, 1,069,530.98 and 546,145.90

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Solution

The fourth proportional to 775,661.98, 1,069,530.98 and 546,145.90 is: 753,059.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,661.98 : 1,069,530.98 = 546,145.90 : x
  2. Step 2: Convert to fraction form
    775,661.98/1,069,530.98 = 546,145.90/x
  3. Step 3: Cross multiply
    775,661.98x = 1,069,530.98 × 546,145.90
  4. Step 4: Simplify right side
    775,661.98x = 584,119,959,649.98
  5. Step 5: Solve for x
    x = 584,119,959,649.98/775,661.98
  6. Step 6: Final answer
    x = 753,059.93

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.