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Finding the Fourth Proportional to 592,110, 817,062.14 and 350,350.21

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Solution

The fourth proportional to 592,110, 817,062.14 and 350,350.21 is: 483,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,110 : 817,062.14 = 350,350.21 : x
  2. Step 2: Convert to fraction form
    592,110/817,062.14 = 350,350.21/x
  3. Step 3: Cross multiply
    592,110x = 817,062.14 × 350,350.21
  4. Step 4: Simplify right side
    592,110x = 286,257,892,258.53
  5. Step 5: Solve for x
    x = 286,257,892,258.53/592,110
  6. Step 6: Final answer
    x = 483,453.91

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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.