Home / 453,117.40-679,092.90-347,412.40

Finding the Fourth Proportional to 453,117.40, 679,092.90 and 347,412.40

Calculator

Solution

The fourth proportional to 453,117.40, 679,092.90 and 347,412.40 is: 520,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,117.40 : 679,092.90 = 347,412.40 : x
  2. Step 2: Convert to fraction form
    453,117.40/679,092.90 = 347,412.40/x
  3. Step 3: Cross multiply
    453,117.40x = 679,092.90 × 347,412.40
  4. Step 4: Simplify right side
    453,117.40x = 235,925,294,211.96
  5. Step 5: Solve for x
    x = 235,925,294,211.96/453,117.40
  6. Step 6: Final answer
    x = 520,671.45

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.