Home / 843,264.63-1,262,870.10-482,341.32

Finding the Fourth Proportional to 843,264.63, 1,262,870.10 and 482,341.32

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Solution

The fourth proportional to 843,264.63, 1,262,870.10 and 482,341.32 is: 722,352.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,264.63 : 1,262,870.10 = 482,341.32 : x
  2. Step 2: Convert to fraction form
    843,264.63/1,262,870.10 = 482,341.32/x
  3. Step 3: Cross multiply
    843,264.63x = 1,262,870.10 × 482,341.32
  4. Step 4: Simplify right side
    843,264.63x = 609,134,431,022.53
  5. Step 5: Solve for x
    x = 609,134,431,022.53/843,264.63
  6. Step 6: Final answer
    x = 722,352.64

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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.