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Finding the Fourth Proportional to 346,966.92, 520,597.98 and 147,330.27

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Solution

The fourth proportional to 346,966.92, 520,597.98 and 147,330.27 is: 221,058.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,966.92 : 520,597.98 = 147,330.27 : x
  2. Step 2: Convert to fraction form
    346,966.92/520,597.98 = 147,330.27/x
  3. Step 3: Cross multiply
    346,966.92x = 520,597.98 × 147,330.27
  4. Step 4: Simplify right side
    346,966.92x = 76,699,840,954.85
  5. Step 5: Solve for x
    x = 76,699,840,954.85/346,966.92
  6. Step 6: Final answer
    x = 221,058.08

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1.5x scale

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.