Home / 775,664.48-1,069,534.44-546,148.40

Finding the Fourth Proportional to 775,664.48, 1,069,534.44 and 546,148.40

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Solution

The fourth proportional to 775,664.48, 1,069,534.44 and 546,148.40 is: 753,063.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,664.48 : 1,069,534.44 = 546,148.40 : x
  2. Step 2: Convert to fraction form
    775,664.48/1,069,534.44 = 546,148.40/x
  3. Step 3: Cross multiply
    775,664.48x = 1,069,534.44 × 546,148.40
  4. Step 4: Simplify right side
    775,664.48x = 584,124,523,150.90
  5. Step 5: Solve for x
    x = 584,124,523,150.90/775,664.48
  6. Step 6: Final answer
    x = 753,063.39

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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.