Home / 700,361.60-1,050,542.40-658,889.60

Finding the Fourth Proportional to 700,361.60, 1,050,542.40 and 658,889.60

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Solution

The fourth proportional to 700,361.60, 1,050,542.40 and 658,889.60 is: 988,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,361.60 : 1,050,542.40 = 658,889.60 : x
  2. Step 2: Convert to fraction form
    700,361.60/1,050,542.40 = 658,889.60/x
  3. Step 3: Cross multiply
    700,361.60x = 1,050,542.40 × 658,889.60
  4. Step 4: Simplify right side
    700,361.60x = 692,191,461,719.04
  5. Step 5: Solve for x
    x = 692,191,461,719.04/700,361.60
  6. Step 6: Final answer
    x = 988,334.40

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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.