Home / 848,647.68-1,171,142.40-466,677.28

Finding the Fourth Proportional to 848,647.68, 1,171,142.40 and 466,677.28

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Solution

The fourth proportional to 848,647.68, 1,171,142.40 and 466,677.28 is: 644,019.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,647.68 : 1,171,142.40 = 466,677.28 : x
  2. Step 2: Convert to fraction form
    848,647.68/1,171,142.40 = 466,677.28/x
  3. Step 3: Cross multiply
    848,647.68x = 1,171,142.40 × 466,677.28
  4. Step 4: Simplify right side
    848,647.68x = 546,545,549,724.67
  5. Step 5: Solve for x
    x = 546,545,549,724.67/848,647.68
  6. Step 6: Final answer
    x = 644,019.38

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Double scale
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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.