Home / 734,989.10-1,014,445.31-528,808.46

Finding the Fourth Proportional to 734,989.10, 1,014,445.31 and 528,808.46

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Solution

The fourth proportional to 734,989.10, 1,014,445.31 and 528,808.46 is: 729,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,989.10 : 1,014,445.31 = 528,808.46 : x
  2. Step 2: Convert to fraction form
    734,989.10/1,014,445.31 = 528,808.46/x
  3. Step 3: Cross multiply
    734,989.10x = 1,014,445.31 × 528,808.46
  4. Step 4: Simplify right side
    734,989.10x = 536,447,254,419.05
  5. Step 5: Solve for x
    x = 536,447,254,419.05/734,989.10
  6. Step 6: Final answer
    x = 729,871.04

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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.