Home / 828,288.75-1,143,048.20-501,595.91

Finding the Fourth Proportional to 828,288.75, 1,143,048.20 and 501,595.91

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Solution

The fourth proportional to 828,288.75, 1,143,048.20 and 501,595.91 is: 692,208.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,288.75 : 1,143,048.20 = 501,595.91 : x
  2. Step 2: Convert to fraction form
    828,288.75/1,143,048.20 = 501,595.91/x
  3. Step 3: Cross multiply
    828,288.75x = 1,143,048.20 × 501,595.91
  4. Step 4: Simplify right side
    828,288.75x = 573,348,293,829.64
  5. Step 5: Solve for x
    x = 573,348,293,829.64/828,288.75
  6. Step 6: Final answer
    x = 692,208.24

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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.