Home / 760,072.96-1,140,075.52-199,095.04

Finding the Fourth Proportional to 760,072.96, 1,140,075.52 and 199,095.04

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Solution

The fourth proportional to 760,072.96, 1,140,075.52 and 199,095.04 is: 298,633.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,072.96 : 1,140,075.52 = 199,095.04 : x
  2. Step 2: Convert to fraction form
    760,072.96/1,140,075.52 = 199,095.04/x
  3. Step 3: Cross multiply
    760,072.96x = 1,140,075.52 × 199,095.04
  4. Step 4: Simplify right side
    760,072.96x = 226,983,381,257.42
  5. Step 5: Solve for x
    x = 226,983,381,257.42/760,072.96
  6. Step 6: Final answer
    x = 298,633.67

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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.