Home / 346,267.25-477,856.86-217,211.17

Finding the Fourth Proportional to 346,267.25, 477,856.86 and 217,211.17

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Solution

The fourth proportional to 346,267.25, 477,856.86 and 217,211.17 is: 299,756.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,267.25 : 477,856.86 = 217,211.17 : x
  2. Step 2: Convert to fraction form
    346,267.25/477,856.86 = 217,211.17/x
  3. Step 3: Cross multiply
    346,267.25x = 477,856.86 × 217,211.17
  4. Step 4: Simplify right side
    346,267.25x = 103,795,847,653.13
  5. Step 5: Solve for x
    x = 103,795,847,653.13/346,267.25
  6. Step 6: Final answer
    x = 299,756.47

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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.