Home / 601,215.28-902,430.64-533,272.40

Finding the Fourth Proportional to 601,215.28, 902,430.64 and 533,272.40

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Solution

The fourth proportional to 601,215.28, 902,430.64 and 533,272.40 is: 800,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,215.28 : 902,430.64 = 533,272.40 : x
  2. Step 2: Convert to fraction form
    601,215.28/902,430.64 = 533,272.40/x
  3. Step 3: Cross multiply
    601,215.28x = 902,430.64 × 533,272.40
  4. Step 4: Simplify right side
    601,215.28x = 481,241,353,226.34
  5. Step 5: Solve for x
    x = 481,241,353,226.34/601,215.28
  6. Step 6: Final answer
    x = 800,447.64

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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.