Home / 872,880.51-1,204,394.51-510,234.20

Finding the Fourth Proportional to 872,880.51, 1,204,394.51 and 510,234.20

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Solution

The fourth proportional to 872,880.51, 1,204,394.51 and 510,234.20 is: 704,017.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,880.51 : 1,204,394.51 = 510,234.20 : x
  2. Step 2: Convert to fraction form
    872,880.51/1,204,394.51 = 510,234.20/x
  3. Step 3: Cross multiply
    872,880.51x = 1,204,394.51 × 510,234.20
  4. Step 4: Simplify right side
    872,880.51x = 614,523,260,721.10
  5. Step 5: Solve for x
    x = 614,523,260,721.10/872,880.51
  6. Step 6: Final answer
    x = 704,017.62

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1.5x scale

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.