Home / 733,701.80-1,100,552.70-521,125.40

Finding the Fourth Proportional to 733,701.80, 1,100,552.70 and 521,125.40

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Solution

The fourth proportional to 733,701.80, 1,100,552.70 and 521,125.40 is: 781,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,701.80 : 1,100,552.70 = 521,125.40 : x
  2. Step 2: Convert to fraction form
    733,701.80/1,100,552.70 = 521,125.40/x
  3. Step 3: Cross multiply
    733,701.80x = 1,100,552.70 × 521,125.40
  4. Step 4: Simplify right side
    733,701.80x = 573,525,966,008.58
  5. Step 5: Solve for x
    x = 573,525,966,008.58/733,701.80
  6. Step 6: Final answer
    x = 781,688.10

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Double scale
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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.