Home / 964,294.47-1,330,744.41-528,682.95

Finding the Fourth Proportional to 964,294.47, 1,330,744.41 and 528,682.95

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Solution

The fourth proportional to 964,294.47, 1,330,744.41 and 528,682.95 is: 729,592.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,294.47 : 1,330,744.41 = 528,682.95 : x
  2. Step 2: Convert to fraction form
    964,294.47/1,330,744.41 = 528,682.95/x
  3. Step 3: Cross multiply
    964,294.47x = 1,330,744.41 × 528,682.95
  4. Step 4: Simplify right side
    964,294.47x = 703,541,880,374.81
  5. Step 5: Solve for x
    x = 703,541,880,374.81/964,294.47
  6. Step 6: Final answer
    x = 729,592.36

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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.