Home / 710,324.20-1,065,486.30-444,903.40

Finding the Fourth Proportional to 710,324.20, 1,065,486.30 and 444,903.40

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Solution

The fourth proportional to 710,324.20, 1,065,486.30 and 444,903.40 is: 667,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,324.20 : 1,065,486.30 = 444,903.40 : x
  2. Step 2: Convert to fraction form
    710,324.20/1,065,486.30 = 444,903.40/x
  3. Step 3: Cross multiply
    710,324.20x = 1,065,486.30 × 444,903.40
  4. Step 4: Simplify right side
    710,324.20x = 474,038,477,523.42
  5. Step 5: Solve for x
    x = 474,038,477,523.42/710,324.20
  6. Step 6: Final answer
    x = 667,355.10

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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.