Home / 756,793.48-1,134,423.66-490,722.76

Finding the Fourth Proportional to 756,793.48, 1,134,423.66 and 490,722.76

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Solution

The fourth proportional to 756,793.48, 1,134,423.66 and 490,722.76 is: 735,587.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,793.48 : 1,134,423.66 = 490,722.76 : x
  2. Step 2: Convert to fraction form
    756,793.48/1,134,423.66 = 490,722.76/x
  3. Step 3: Cross multiply
    756,793.48x = 1,134,423.66 × 490,722.76
  4. Step 4: Simplify right side
    756,793.48x = 556,687,509,444.50
  5. Step 5: Solve for x
    x = 556,687,509,444.50/756,793.48
  6. Step 6: Final answer
    x = 735,587.08

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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.