Home / 771,595.82-1,156,970.90-238,968.98

Finding the Fourth Proportional to 771,595.82, 1,156,970.90 and 238,968.98

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Solution

The fourth proportional to 771,595.82, 1,156,970.90 and 238,968.98 is: 358,322.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,595.82 : 1,156,970.90 = 238,968.98 : x
  2. Step 2: Convert to fraction form
    771,595.82/1,156,970.90 = 238,968.98/x
  3. Step 3: Cross multiply
    771,595.82x = 1,156,970.90 × 238,968.98
  4. Step 4: Simplify right side
    771,595.82x = 276,480,150,675.25
  5. Step 5: Solve for x
    x = 276,480,150,675.25/771,595.82
  6. Step 6: Final answer
    x = 358,322.51

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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.