Home / 988,238.34-1,363,770.46-535,529.34

Finding the Fourth Proportional to 988,238.34, 1,363,770.46 and 535,529.34

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Solution

The fourth proportional to 988,238.34, 1,363,770.46 and 535,529.34 is: 739,031.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,238.34 : 1,363,770.46 = 535,529.34 : x
  2. Step 2: Convert to fraction form
    988,238.34/1,363,770.46 = 535,529.34/x
  3. Step 3: Cross multiply
    988,238.34x = 1,363,770.46 × 535,529.34
  4. Step 4: Simplify right side
    988,238.34x = 730,339,094,355.30
  5. Step 5: Solve for x
    x = 730,339,094,355.30/988,238.34
  6. Step 6: Final answer
    x = 739,031.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.