Home / 346,677.40-520,016.10-169,298.20

Finding the Fourth Proportional to 346,677.40, 520,016.10 and 169,298.20

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Solution

The fourth proportional to 346,677.40, 520,016.10 and 169,298.20 is: 253,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,677.40 : 520,016.10 = 169,298.20 : x
  2. Step 2: Convert to fraction form
    346,677.40/520,016.10 = 169,298.20/x
  3. Step 3: Cross multiply
    346,677.40x = 520,016.10 × 169,298.20
  4. Step 4: Simplify right side
    346,677.40x = 88,037,789,701.02
  5. Step 5: Solve for x
    x = 88,037,789,701.02/346,677.40
  6. Step 6: Final answer
    x = 253,947.30

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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.