Home / 403,852.29-557,319.96-222,570.74

Finding the Fourth Proportional to 403,852.29, 557,319.96 and 222,570.74

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Solution

The fourth proportional to 403,852.29, 557,319.96 and 222,570.74 is: 307,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,852.29 : 557,319.96 = 222,570.74 : x
  2. Step 2: Convert to fraction form
    403,852.29/557,319.96 = 222,570.74/x
  3. Step 3: Cross multiply
    403,852.29x = 557,319.96 × 222,570.74
  4. Step 4: Simplify right side
    403,852.29x = 124,043,117,307.27
  5. Step 5: Solve for x
    x = 124,043,117,307.27/403,852.29
  6. Step 6: Final answer
    x = 307,149.72

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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.