Home / 726,260.96-1,088,779.08-346,967.12

Finding the Fourth Proportional to 726,260.96, 1,088,779.08 and 346,967.12

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Solution

The fourth proportional to 726,260.96, 1,088,779.08 and 346,967.12 is: 520,158.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,260.96 : 1,088,779.08 = 346,967.12 : x
  2. Step 2: Convert to fraction form
    726,260.96/1,088,779.08 = 346,967.12/x
  3. Step 3: Cross multiply
    726,260.96x = 1,088,779.08 × 346,967.12
  4. Step 4: Simplify right side
    726,260.96x = 377,770,541,703.85
  5. Step 5: Solve for x
    x = 377,770,541,703.85/726,260.96
  6. Step 6: Final answer
    x = 520,158.13

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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.