Home / 910,954.46-1,365,344.57-423,981.32

Finding the Fourth Proportional to 910,954.46, 1,365,344.57 and 423,981.32

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Solution

The fourth proportional to 910,954.46, 1,365,344.57 and 423,981.32 is: 635,466.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,954.46 : 1,365,344.57 = 423,981.32 : x
  2. Step 2: Convert to fraction form
    910,954.46/1,365,344.57 = 423,981.32/x
  3. Step 3: Cross multiply
    910,954.46x = 1,365,344.57 × 423,981.32
  4. Step 4: Simplify right side
    910,954.46x = 578,880,587,276.66
  5. Step 5: Solve for x
    x = 578,880,587,276.66/910,954.46
  6. Step 6: Final answer
    x = 635,466.00

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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.