Home / 507,761.15-757,102.20-493,810.82

Finding the Fourth Proportional to 507,761.15, 757,102.20 and 493,810.82

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Solution

The fourth proportional to 507,761.15, 757,102.20 and 493,810.82 is: 736,301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,761.15 : 757,102.20 = 493,810.82 : x
  2. Step 2: Convert to fraction form
    507,761.15/757,102.20 = 493,810.82/x
  3. Step 3: Cross multiply
    507,761.15x = 757,102.20 × 493,810.82
  4. Step 4: Simplify right side
    507,761.15x = 373,865,258,185.32
  5. Step 5: Solve for x
    x = 373,865,258,185.32/507,761.15
  6. Step 6: Final answer
    x = 736,301.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.