Home / 779,632.30-1,168,573.65-442,834.30

Finding the Fourth Proportional to 779,632.30, 1,168,573.65 and 442,834.30

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Solution

The fourth proportional to 779,632.30, 1,168,573.65 and 442,834.30 is: 663,754.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,632.30 : 1,168,573.65 = 442,834.30 : x
  2. Step 2: Convert to fraction form
    779,632.30/1,168,573.65 = 442,834.30/x
  3. Step 3: Cross multiply
    779,632.30x = 1,168,573.65 × 442,834.30
  4. Step 4: Simplify right side
    779,632.30x = 517,484,494,296.20
  5. Step 5: Solve for x
    x = 517,484,494,296.20/779,632.30
  6. Step 6: Final answer
    x = 663,754.56

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Double scale
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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.