Home / 493,203.37-680,547.66-299,510.35

Finding the Fourth Proportional to 493,203.37, 680,547.66 and 299,510.35

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Solution

The fourth proportional to 493,203.37, 680,547.66 and 299,510.35 is: 413,279.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,203.37 : 680,547.66 = 299,510.35 : x
  2. Step 2: Convert to fraction form
    493,203.37/680,547.66 = 299,510.35/x
  3. Step 3: Cross multiply
    493,203.37x = 680,547.66 × 299,510.35
  4. Step 4: Simplify right side
    493,203.37x = 203,831,067,838.28
  5. Step 5: Solve for x
    x = 203,831,067,838.28/493,203.37
  6. Step 6: Final answer
    x = 413,279.96

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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.