Home / 558,749.64-837,468.21-258,596.35

Finding the Fourth Proportional to 558,749.64, 837,468.21 and 258,596.35

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Solution

The fourth proportional to 558,749.64, 837,468.21 and 258,596.35 is: 387,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,749.64 : 837,468.21 = 258,596.35 : x
  2. Step 2: Convert to fraction form
    558,749.64/837,468.21 = 258,596.35/x
  3. Step 3: Cross multiply
    558,749.64x = 837,468.21 × 258,596.35
  4. Step 4: Simplify right side
    558,749.64x = 216,566,221,223.10
  5. Step 5: Solve for x
    x = 216,566,221,223.10/558,749.64
  6. Step 6: Final answer
    x = 387,590.80

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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.