Home / 316,252.72-474,534.90-147,784.66

Finding the Fourth Proportional to 316,252.72, 474,534.90 and 147,784.66

Calculator

Solution

The fourth proportional to 316,252.72, 474,534.90 and 147,784.66 is: 221,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,252.72 : 474,534.90 = 147,784.66 : x
  2. Step 2: Convert to fraction form
    316,252.72/474,534.90 = 147,784.66/x
  3. Step 3: Cross multiply
    316,252.72x = 474,534.90 × 147,784.66
  4. Step 4: Simplify right side
    316,252.72x = 70,128,978,854.63
  5. Step 5: Solve for x
    x = 70,128,978,854.63/316,252.72
  6. Step 6: Final answer
    x = 221,749.80

Related Problems

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.