Home / 826,307.52-1,239,051.96-293,748.72

Finding the Fourth Proportional to 826,307.52, 1,239,051.96 and 293,748.72

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Solution

The fourth proportional to 826,307.52, 1,239,051.96 and 293,748.72 is: 440,477.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,307.52 : 1,239,051.96 = 293,748.72 : x
  2. Step 2: Convert to fraction form
    826,307.52/1,239,051.96 = 293,748.72/x
  3. Step 3: Cross multiply
    826,307.52x = 1,239,051.96 × 293,748.72
  4. Step 4: Simplify right side
    826,307.52x = 363,969,927,263.49
  5. Step 5: Solve for x
    x = 363,969,927,263.49/826,307.52
  6. Step 6: Final answer
    x = 440,477.57

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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.