Home / 370,818.20-556,373.10-146,140.40

Finding the Fourth Proportional to 370,818.20, 556,373.10 and 146,140.40

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Solution

The fourth proportional to 370,818.20, 556,373.10 and 146,140.40 is: 219,268.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,818.20 : 556,373.10 = 146,140.40 : x
  2. Step 2: Convert to fraction form
    370,818.20/556,373.10 = 146,140.40/x
  3. Step 3: Cross multiply
    370,818.20x = 556,373.10 × 146,140.40
  4. Step 4: Simplify right side
    370,818.20x = 81,308,587,383.24
  5. Step 5: Solve for x
    x = 81,308,587,383.24/370,818.20
  6. Step 6: Final answer
    x = 219,268.06

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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.