Home / 888,275.70-1,225,852.38-506,240.82

Finding the Fourth Proportional to 888,275.70, 1,225,852.38 and 506,240.82

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Solution

The fourth proportional to 888,275.70, 1,225,852.38 and 506,240.82 is: 698,630.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,275.70 : 1,225,852.38 = 506,240.82 : x
  2. Step 2: Convert to fraction form
    888,275.70/1,225,852.38 = 506,240.82/x
  3. Step 3: Cross multiply
    888,275.70x = 1,225,852.38 × 506,240.82
  4. Step 4: Simplify right side
    888,275.70x = 620,576,514,050.15
  5. Step 5: Solve for x
    x = 620,576,514,050.15/888,275.70
  6. Step 6: Final answer
    x = 698,630.52

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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.