Home / 1,158,675.20-1,738,012.80-317,225.60

Finding the Fourth Proportional to 1,158,675.20, 1,738,012.80 and 317,225.60

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Solution

The fourth proportional to 1,158,675.20, 1,738,012.80 and 317,225.60 is: 475,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,675.20 : 1,738,012.80 = 317,225.60 : x
  2. Step 2: Convert to fraction form
    1,158,675.20/1,738,012.80 = 317,225.60/x
  3. Step 3: Cross multiply
    1,158,675.20x = 1,738,012.80 × 317,225.60
  4. Step 4: Simplify right side
    1,158,675.20x = 551,342,153,287.68
  5. Step 5: Solve for x
    x = 551,342,153,287.68/1,158,675.20
  6. Step 6: Final answer
    x = 475,838.40

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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.