Home / 346,802.22-478,563.93-195,889.50

Finding the Fourth Proportional to 346,802.22, 478,563.93 and 195,889.50

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Solution

The fourth proportional to 346,802.22, 478,563.93 and 195,889.50 is: 270,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,802.22 : 478,563.93 = 195,889.50 : x
  2. Step 2: Convert to fraction form
    346,802.22/478,563.93 = 195,889.50/x
  3. Step 3: Cross multiply
    346,802.22x = 478,563.93 × 195,889.50
  4. Step 4: Simplify right side
    346,802.22x = 93,745,648,965.74
  5. Step 5: Solve for x
    x = 93,745,648,965.74/346,802.22
  6. Step 6: Final answer
    x = 270,314.44

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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.