Home / 879,975.18-1,318,768.83-373,901.58

Finding the Fourth Proportional to 879,975.18, 1,318,768.83 and 373,901.58

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Solution

The fourth proportional to 879,975.18, 1,318,768.83 and 373,901.58 is: 560,345.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,975.18 : 1,318,768.83 = 373,901.58 : x
  2. Step 2: Convert to fraction form
    879,975.18/1,318,768.83 = 373,901.58/x
  3. Step 3: Cross multiply
    879,975.18x = 1,318,768.83 × 373,901.58
  4. Step 4: Simplify right side
    879,975.18x = 493,089,749,191.75
  5. Step 5: Solve for x
    x = 493,089,749,191.75/879,975.18
  6. Step 6: Final answer
    x = 560,345.06

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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.