Home / 747,313.59-1,121,158.13-214,835.58

Finding the Fourth Proportional to 747,313.59, 1,121,158.13 and 214,835.58

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Solution

The fourth proportional to 747,313.59, 1,121,158.13 and 214,835.58 is: 322,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,313.59 : 1,121,158.13 = 214,835.58 : x
  2. Step 2: Convert to fraction form
    747,313.59/1,121,158.13 = 214,835.58/x
  3. Step 3: Cross multiply
    747,313.59x = 1,121,158.13 × 214,835.58
  4. Step 4: Simplify right side
    747,313.59x = 240,864,656,056.09
  5. Step 5: Solve for x
    x = 240,864,656,056.09/747,313.59
  6. Step 6: Final answer
    x = 322,307.34

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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.