Home / 555,068.02-766,012.44-340,166.58

Finding the Fourth Proportional to 555,068.02, 766,012.44 and 340,166.58

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Solution

The fourth proportional to 555,068.02, 766,012.44 and 340,166.58 is: 469,441.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,068.02 : 766,012.44 = 340,166.58 : x
  2. Step 2: Convert to fraction form
    555,068.02/766,012.44 = 340,166.58/x
  3. Step 3: Cross multiply
    555,068.02x = 766,012.44 × 340,166.58
  4. Step 4: Simplify right side
    555,068.02x = 260,571,831,314.44
  5. Step 5: Solve for x
    x = 260,571,831,314.44/555,068.02
  6. Step 6: Final answer
    x = 469,441.26

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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.