Home / 702,734.22-1,052,401.95-402,303.60

Finding the Fourth Proportional to 702,734.22, 1,052,401.95 and 402,303.60

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Solution

The fourth proportional to 702,734.22, 1,052,401.95 and 402,303.60 is: 602,482.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,734.22 : 1,052,401.95 = 402,303.60 : x
  2. Step 2: Convert to fraction form
    702,734.22/1,052,401.95 = 402,303.60/x
  3. Step 3: Cross multiply
    702,734.22x = 1,052,401.95 × 402,303.60
  4. Step 4: Simplify right side
    702,734.22x = 423,385,093,132.02
  5. Step 5: Solve for x
    x = 423,385,093,132.02/702,734.22
  6. Step 6: Final answer
    x = 602,482.53

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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.