Home / 848,568.25-1,272,011.59-398,483.45

Finding the Fourth Proportional to 848,568.25, 1,272,011.59 and 398,483.45

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Solution

The fourth proportional to 848,568.25, 1,272,011.59 and 398,483.45 is: 597,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,568.25 : 1,272,011.59 = 398,483.45 : x
  2. Step 2: Convert to fraction form
    848,568.25/1,272,011.59 = 398,483.45/x
  3. Step 3: Cross multiply
    848,568.25x = 1,272,011.59 × 398,483.45
  4. Step 4: Simplify right side
    848,568.25x = 506,875,565,731.28
  5. Step 5: Solve for x
    x = 506,875,565,731.28/848,568.25
  6. Step 6: Final answer
    x = 597,330.34

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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.