Home / 403,284.95-604,927.43-122,802.20

Finding the Fourth Proportional to 403,284.95, 604,927.43 and 122,802.20

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Solution

The fourth proportional to 403,284.95, 604,927.43 and 122,802.20 is: 184,203.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,284.95 : 604,927.43 = 122,802.20 : x
  2. Step 2: Convert to fraction form
    403,284.95/604,927.43 = 122,802.20/x
  3. Step 3: Cross multiply
    403,284.95x = 604,927.43 × 122,802.20
  4. Step 4: Simplify right side
    403,284.95x = 74,286,415,605.70
  5. Step 5: Solve for x
    x = 74,286,415,605.70/403,284.95
  6. Step 6: Final answer
    x = 184,203.29

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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.