Home / 900,272.80-1,350,409.20-235,424.80

Finding the Fourth Proportional to 900,272.80, 1,350,409.20 and 235,424.80

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Solution

The fourth proportional to 900,272.80, 1,350,409.20 and 235,424.80 is: 353,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,272.80 : 1,350,409.20 = 235,424.80 : x
  2. Step 2: Convert to fraction form
    900,272.80/1,350,409.20 = 235,424.80/x
  3. Step 3: Cross multiply
    900,272.80x = 1,350,409.20 × 235,424.80
  4. Step 4: Simplify right side
    900,272.80x = 317,919,815,828.16
  5. Step 5: Solve for x
    x = 317,919,815,828.16/900,272.80
  6. Step 6: Final answer
    x = 353,137.20

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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.