Home / 857,574.20-1,183,525.08-475,724

Finding the Fourth Proportional to 857,574.20, 1,183,525.08 and 475,724

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Solution

The fourth proportional to 857,574.20, 1,183,525.08 and 475,724 is: 656,539.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,574.20 : 1,183,525.08 = 475,724 : x
  2. Step 2: Convert to fraction form
    857,574.20/1,183,525.08 = 475,724/x
  3. Step 3: Cross multiply
    857,574.20x = 1,183,525.08 × 475,724
  4. Step 4: Simplify right side
    857,574.20x = 563,031,285,157.92
  5. Step 5: Solve for x
    x = 563,031,285,157.92/857,574.20
  6. Step 6: Final answer
    x = 656,539.44

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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.