Home / 904,930.80-1,357,396.20-601,812.60

Finding the Fourth Proportional to 904,930.80, 1,357,396.20 and 601,812.60

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Solution

The fourth proportional to 904,930.80, 1,357,396.20 and 601,812.60 is: 902,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,930.80 : 1,357,396.20 = 601,812.60 : x
  2. Step 2: Convert to fraction form
    904,930.80/1,357,396.20 = 601,812.60/x
  3. Step 3: Cross multiply
    904,930.80x = 1,357,396.20 × 601,812.60
  4. Step 4: Simplify right side
    904,930.80x = 816,898,136,352.12
  5. Step 5: Solve for x
    x = 816,898,136,352.12/904,930.80
  6. Step 6: Final answer
    x = 902,718.90

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1.5x scale

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.