Home / 779,675.22-1,167,410.10-509,133.18

Finding the Fourth Proportional to 779,675.22, 1,167,410.10 and 509,133.18

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Solution

The fourth proportional to 779,675.22, 1,167,410.10 and 509,133.18 is: 762,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,675.22 : 1,167,410.10 = 509,133.18 : x
  2. Step 2: Convert to fraction form
    779,675.22/1,167,410.10 = 509,133.18/x
  3. Step 3: Cross multiply
    779,675.22x = 1,167,410.10 × 509,133.18
  4. Step 4: Simplify right side
    779,675.22x = 594,367,216,577.12
  5. Step 5: Solve for x
    x = 594,367,216,577.12/779,675.22
  6. Step 6: Final answer
    x = 762,326.67

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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.