Home / 803,027.37-1,108,248.87-440,521.92

Finding the Fourth Proportional to 803,027.37, 1,108,248.87 and 440,521.92

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Solution

The fourth proportional to 803,027.37, 1,108,248.87 and 440,521.92 is: 607,959.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,027.37 : 1,108,248.87 = 440,521.92 : x
  2. Step 2: Convert to fraction form
    803,027.37/1,108,248.87 = 440,521.92/x
  3. Step 3: Cross multiply
    803,027.37x = 1,108,248.87 × 440,521.92
  4. Step 4: Simplify right side
    803,027.37x = 488,207,920,050.23
  5. Step 5: Solve for x
    x = 488,207,920,050.23/803,027.37
  6. Step 6: Final answer
    x = 607,959.25

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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.