Home / 826,526.23-1,240,267.66-346,711.06

Finding the Fourth Proportional to 826,526.23, 1,240,267.66 and 346,711.06

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Solution

The fourth proportional to 826,526.23, 1,240,267.66 and 346,711.06 is: 520,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,526.23 : 1,240,267.66 = 346,711.06 : x
  2. Step 2: Convert to fraction form
    826,526.23/1,240,267.66 = 346,711.06/x
  3. Step 3: Cross multiply
    826,526.23x = 1,240,267.66 × 346,711.06
  4. Step 4: Simplify right side
    826,526.23x = 430,014,511,114.87
  5. Step 5: Solve for x
    x = 430,014,511,114.87/826,526.23
  6. Step 6: Final answer
    x = 520,267.23

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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.