Home / 775,503.84-1,068,905.52-533,376.48

Finding the Fourth Proportional to 775,503.84, 1,068,905.52 and 533,376.48

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Solution

The fourth proportional to 775,503.84, 1,068,905.52 and 533,376.48 is: 735,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,503.84 : 1,068,905.52 = 533,376.48 : x
  2. Step 2: Convert to fraction form
    775,503.84/1,068,905.52 = 533,376.48/x
  3. Step 3: Cross multiply
    775,503.84x = 1,068,905.52 × 533,376.48
  4. Step 4: Simplify right side
    775,503.84x = 570,129,063,710.17
  5. Step 5: Solve for x
    x = 570,129,063,710.17/775,503.84
  6. Step 6: Final answer
    x = 735,172.46

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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.