Home / 618,455.04-927,444.96-219,022.08

Finding the Fourth Proportional to 618,455.04, 927,444.96 and 219,022.08

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Solution

The fourth proportional to 618,455.04, 927,444.96 and 219,022.08 is: 328,448.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,455.04 : 927,444.96 = 219,022.08 : x
  2. Step 2: Convert to fraction form
    618,455.04/927,444.96 = 219,022.08/x
  3. Step 3: Cross multiply
    618,455.04x = 927,444.96 × 219,022.08
  4. Step 4: Simplify right side
    618,455.04x = 203,130,924,224.72
  5. Step 5: Solve for x
    x = 203,130,924,224.72/618,455.04
  6. Step 6: Final answer
    x = 328,448.98

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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.