Home / 848,657.34-1,171,155.51-466,686.78

Finding the Fourth Proportional to 848,657.34, 1,171,155.51 and 466,686.78

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Solution

The fourth proportional to 848,657.34, 1,171,155.51 and 466,686.78 is: 644,032.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,657.34 : 1,171,155.51 = 466,686.78 : x
  2. Step 2: Convert to fraction form
    848,657.34/1,171,155.51 = 466,686.78/x
  3. Step 3: Cross multiply
    848,657.34x = 1,171,155.51 × 466,686.78
  4. Step 4: Simplify right side
    848,657.34x = 546,562,793,841.16
  5. Step 5: Solve for x
    x = 546,562,793,841.16/848,657.34
  6. Step 6: Final answer
    x = 644,032.37

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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.