Home / 779,624.40-1,168,529.40-358,942.80

Finding the Fourth Proportional to 779,624.40, 1,168,529.40 and 358,942.80

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Solution

The fourth proportional to 779,624.40, 1,168,529.40 and 358,942.80 is: 537,996.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,624.40 : 1,168,529.40 = 358,942.80 : x
  2. Step 2: Convert to fraction form
    779,624.40/1,168,529.40 = 358,942.80/x
  3. Step 3: Cross multiply
    779,624.40x = 1,168,529.40 × 358,942.80
  4. Step 4: Simplify right side
    779,624.40x = 419,435,214,718.32
  5. Step 5: Solve for x
    x = 419,435,214,718.32/779,624.40
  6. Step 6: Final answer
    x = 537,996.52

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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.