Home / 909,856.15-1,364,959.19-348,846.91

Finding the Fourth Proportional to 909,856.15, 1,364,959.19 and 348,846.91

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Solution

The fourth proportional to 909,856.15, 1,364,959.19 and 348,846.91 is: 523,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,856.15 : 1,364,959.19 = 348,846.91 : x
  2. Step 2: Convert to fraction form
    909,856.15/1,364,959.19 = 348,846.91/x
  3. Step 3: Cross multiply
    909,856.15x = 1,364,959.19 × 348,846.91
  4. Step 4: Simplify right side
    909,856.15x = 476,161,795,707.60
  5. Step 5: Solve for x
    x = 476,161,795,707.60/909,856.15
  6. Step 6: Final answer
    x = 523,337.45

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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.