Home / 1,159,351.20-1,739,026.80-317,901.60

Finding the Fourth Proportional to 1,159,351.20, 1,739,026.80 and 317,901.60

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Solution

The fourth proportional to 1,159,351.20, 1,739,026.80 and 317,901.60 is: 476,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,351.20 : 1,739,026.80 = 317,901.60 : x
  2. Step 2: Convert to fraction form
    1,159,351.20/1,739,026.80 = 317,901.60/x
  3. Step 3: Cross multiply
    1,159,351.20x = 1,739,026.80 × 317,901.60
  4. Step 4: Simplify right side
    1,159,351.20x = 552,839,402,162.88
  5. Step 5: Solve for x
    x = 552,839,402,162.88/1,159,351.20
  6. Step 6: Final answer
    x = 476,852.40

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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.