Home / 584,899.48-807,122.59-339,862.51

Finding the Fourth Proportional to 584,899.48, 807,122.59 and 339,862.51

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Solution

The fourth proportional to 584,899.48, 807,122.59 and 339,862.51 is: 468,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,899.48 : 807,122.59 = 339,862.51 : x
  2. Step 2: Convert to fraction form
    584,899.48/807,122.59 = 339,862.51/x
  3. Step 3: Cross multiply
    584,899.48x = 807,122.59 × 339,862.51
  4. Step 4: Simplify right side
    584,899.48x = 274,310,709,315.10
  5. Step 5: Solve for x
    x = 274,310,709,315.10/584,899.48
  6. Step 6: Final answer
    x = 468,987.78

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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.