Home / 848,502.90-1,170,864.54-499,588.02

Finding the Fourth Proportional to 848,502.90, 1,170,864.54 and 499,588.02

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Solution

The fourth proportional to 848,502.90, 1,170,864.54 and 499,588.02 is: 689,390.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,502.90 : 1,170,864.54 = 499,588.02 : x
  2. Step 2: Convert to fraction form
    848,502.90/1,170,864.54 = 499,588.02/x
  3. Step 3: Cross multiply
    848,502.90x = 1,170,864.54 × 499,588.02
  4. Step 4: Simplify right side
    848,502.90x = 584,949,897,226.81
  5. Step 5: Solve for x
    x = 584,949,897,226.81/848,502.90
  6. Step 6: Final answer
    x = 689,390.57

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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.