Home / 928,557.50-1,393,229.90-507,341.30

Finding the Fourth Proportional to 928,557.50, 1,393,229.90 and 507,341.30

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Solution

The fourth proportional to 928,557.50, 1,393,229.90 and 507,341.30 is: 761,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,557.50 : 1,393,229.90 = 507,341.30 : x
  2. Step 2: Convert to fraction form
    928,557.50/1,393,229.90 = 507,341.30/x
  3. Step 3: Cross multiply
    928,557.50x = 1,393,229.90 × 507,341.30
  4. Step 4: Simplify right side
    928,557.50x = 706,843,062,967.07
  5. Step 5: Solve for x
    x = 706,843,062,967.07/928,557.50
  6. Step 6: Final answer
    x = 761,227.03

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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.