Home / 558,233.70-837,350.55-553,568.10

Finding the Fourth Proportional to 558,233.70, 837,350.55 and 553,568.10

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Solution

The fourth proportional to 558,233.70, 837,350.55 and 553,568.10 is: 830,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,233.70 : 837,350.55 = 553,568.10 : x
  2. Step 2: Convert to fraction form
    558,233.70/837,350.55 = 553,568.10/x
  3. Step 3: Cross multiply
    558,233.70x = 837,350.55 × 553,568.10
  4. Step 4: Simplify right side
    558,233.70x = 463,530,552,997.46
  5. Step 5: Solve for x
    x = 463,530,552,997.46/558,233.70
  6. Step 6: Final answer
    x = 830,352.15

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Double scale
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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.