Home / 710,132.94-1,065,205.89-260,861.58

Finding the Fourth Proportional to 710,132.94, 1,065,205.89 and 260,861.58

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Solution

The fourth proportional to 710,132.94, 1,065,205.89 and 260,861.58 is: 391,294.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,132.94 : 1,065,205.89 = 260,861.58 : x
  2. Step 2: Convert to fraction form
    710,132.94/1,065,205.89 = 260,861.58/x
  3. Step 3: Cross multiply
    710,132.94x = 1,065,205.89 × 260,861.58
  4. Step 4: Simplify right side
    710,132.94x = 277,871,291,490.71
  5. Step 5: Solve for x
    x = 277,871,291,490.71/710,132.94
  6. Step 6: Final answer
    x = 391,294.75

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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.