Home / 903,335.63-1,355,528.39-404,699.63

Finding the Fourth Proportional to 903,335.63, 1,355,528.39 and 404,699.63

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Solution

The fourth proportional to 903,335.63, 1,355,528.39 and 404,699.63 is: 607,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,335.63 : 1,355,528.39 = 404,699.63 : x
  2. Step 2: Convert to fraction form
    903,335.63/1,355,528.39 = 404,699.63/x
  3. Step 3: Cross multiply
    903,335.63x = 1,355,528.39 × 404,699.63
  4. Step 4: Simplify right side
    903,335.63x = 548,581,829,086.36
  5. Step 5: Solve for x
    x = 548,581,829,086.36/903,335.63
  6. Step 6: Final answer
    x = 607,284.62

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1.5x scale

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.