Home / 837,360.81-1,155,858.53-497,828.25

Finding the Fourth Proportional to 837,360.81, 1,155,858.53 and 497,828.25

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Solution

The fourth proportional to 837,360.81, 1,155,858.53 and 497,828.25 is: 687,181.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,360.81 : 1,155,858.53 = 497,828.25 : x
  2. Step 2: Convert to fraction form
    837,360.81/1,155,858.53 = 497,828.25/x
  3. Step 3: Cross multiply
    837,360.81x = 1,155,858.53 × 497,828.25
  4. Step 4: Simplify right side
    837,360.81x = 575,419,026,748.33
  5. Step 5: Solve for x
    x = 575,419,026,748.33/837,360.81
  6. Step 6: Final answer
    x = 687,181.70

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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.