Home / 286,741.81-430,200.20-146,598.85

Finding the Fourth Proportional to 286,741.81, 430,200.20 and 146,598.85

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Solution

The fourth proportional to 286,741.81, 430,200.20 and 146,598.85 is: 219,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,741.81 : 430,200.20 = 146,598.85 : x
  2. Step 2: Convert to fraction form
    286,741.81/430,200.20 = 146,598.85/x
  3. Step 3: Cross multiply
    286,741.81x = 430,200.20 × 146,598.85
  4. Step 4: Simplify right side
    286,741.81x = 63,066,854,589.77
  5. Step 5: Solve for x
    x = 63,066,854,589.77/286,741.81
  6. Step 6: Final answer
    x = 219,943.00

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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.