Home / 964,821.02-1,331,534.72-535,239.50

Finding the Fourth Proportional to 964,821.02, 1,331,534.72 and 535,239.50

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Solution

The fourth proportional to 964,821.02, 1,331,534.72 and 535,239.50 is: 738,675.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,821.02 : 1,331,534.72 = 535,239.50 : x
  2. Step 2: Convert to fraction form
    964,821.02/1,331,534.72 = 535,239.50/x
  3. Step 3: Cross multiply
    964,821.02x = 1,331,534.72 × 535,239.50
  4. Step 4: Simplify right side
    964,821.02x = 712,689,975,089.24
  5. Step 5: Solve for x
    x = 712,689,975,089.24/964,821.02
  6. Step 6: Final answer
    x = 738,675.84

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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.