Home / 964,824.79-1,331,539.98-535,243.31

Finding the Fourth Proportional to 964,824.79, 1,331,539.98 and 535,243.31

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Solution

The fourth proportional to 964,824.79, 1,331,539.98 and 535,243.31 is: 738,681.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,824.79 : 1,331,539.98 = 535,243.31 : x
  2. Step 2: Convert to fraction form
    964,824.79/1,331,539.98 = 535,243.31/x
  3. Step 3: Cross multiply
    964,824.79x = 1,331,539.98 × 535,243.31
  4. Step 4: Simplify right side
    964,824.79x = 712,697,869,621.38
  5. Step 5: Solve for x
    x = 712,697,869,621.38/964,824.79
  6. Step 6: Final answer
    x = 738,681.14

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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.