Home / 1,017,658.08-1,404,393.48-558,817.92

Finding the Fourth Proportional to 1,017,658.08, 1,404,393.48 and 558,817.92

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Solution

The fourth proportional to 1,017,658.08, 1,404,393.48 and 558,817.92 is: 771,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,658.08 : 1,404,393.48 = 558,817.92 : x
  2. Step 2: Convert to fraction form
    1,017,658.08/1,404,393.48 = 558,817.92/x
  3. Step 3: Cross multiply
    1,017,658.08x = 1,404,393.48 × 558,817.92
  4. Step 4: Simplify right side
    1,017,658.08x = 784,800,243,355.16
  5. Step 5: Solve for x
    x = 784,800,243,355.16/1,017,658.08
  6. Step 6: Final answer
    x = 771,182.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.