Home / 848,913.12-1,171,480.86-466,931.70

Finding the Fourth Proportional to 848,913.12, 1,171,480.86 and 466,931.70

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Solution

The fourth proportional to 848,913.12, 1,171,480.86 and 466,931.70 is: 644,355.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,913.12 : 1,171,480.86 = 466,931.70 : x
  2. Step 2: Convert to fraction form
    848,913.12/1,171,480.86 = 466,931.70/x
  3. Step 3: Cross multiply
    848,913.12x = 1,171,480.86 × 466,931.70
  4. Step 4: Simplify right side
    848,913.12x = 547,001,549,477.26
  5. Step 5: Solve for x
    x = 547,001,549,477.26/848,913.12
  6. Step 6: Final answer
    x = 644,355.16

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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.