Home / 848,126.90-1,272,773.55-349,490.90

Finding the Fourth Proportional to 848,126.90, 1,272,773.55 and 349,490.90

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Solution

The fourth proportional to 848,126.90, 1,272,773.55 and 349,490.90 is: 524,476.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,126.90 : 1,272,773.55 = 349,490.90 : x
  2. Step 2: Convert to fraction form
    848,126.90/1,272,773.55 = 349,490.90/x
  3. Step 3: Cross multiply
    848,126.90x = 1,272,773.55 × 349,490.90
  4. Step 4: Simplify right side
    848,126.90x = 444,822,773,485.70
  5. Step 5: Solve for x
    x = 444,822,773,485.70/848,126.90
  6. Step 6: Final answer
    x = 524,476.67

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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.