Home / 437,308.04-656,152.64-153,202.40

Finding the Fourth Proportional to 437,308.04, 656,152.64 and 153,202.40

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Solution

The fourth proportional to 437,308.04, 656,152.64 and 153,202.40 is: 229,870.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,308.04 : 656,152.64 = 153,202.40 : x
  2. Step 2: Convert to fraction form
    437,308.04/656,152.64 = 153,202.40/x
  3. Step 3: Cross multiply
    437,308.04x = 656,152.64 × 153,202.40
  4. Step 4: Simplify right side
    437,308.04x = 100,524,159,214.34
  5. Step 5: Solve for x
    x = 100,524,159,214.34/437,308.04
  6. Step 6: Final answer
    x = 229,870.37

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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.