Home / 896,877.28-1,345,086.69-265,643.47

Finding the Fourth Proportional to 896,877.28, 1,345,086.69 and 265,643.47

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Solution

The fourth proportional to 896,877.28, 1,345,086.69 and 265,643.47 is: 398,397.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,877.28 : 1,345,086.69 = 265,643.47 : x
  2. Step 2: Convert to fraction form
    896,877.28/1,345,086.69 = 265,643.47/x
  3. Step 3: Cross multiply
    896,877.28x = 1,345,086.69 × 265,643.47
  4. Step 4: Simplify right side
    896,877.28x = 357,313,495,782.41
  5. Step 5: Solve for x
    x = 357,313,495,782.41/896,877.28
  6. Step 6: Final answer
    x = 398,397.31

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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.