Home / 874,968.80-1,312,453.20-735,000.80

Finding the Fourth Proportional to 874,968.80, 1,312,453.20 and 735,000.80

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Solution

The fourth proportional to 874,968.80, 1,312,453.20 and 735,000.80 is: 1,102,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,968.80 : 1,312,453.20 = 735,000.80 : x
  2. Step 2: Convert to fraction form
    874,968.80/1,312,453.20 = 735,000.80/x
  3. Step 3: Cross multiply
    874,968.80x = 1,312,453.20 × 735,000.80
  4. Step 4: Simplify right side
    874,968.80x = 964,654,151,962.56
  5. Step 5: Solve for x
    x = 964,654,151,962.56/874,968.80
  6. Step 6: Final answer
    x = 1,102,501.20

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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.