Home / 1,004,392.18-1,506,421.81-330,481.90

Finding the Fourth Proportional to 1,004,392.18, 1,506,421.81 and 330,481.90

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Solution

The fourth proportional to 1,004,392.18, 1,506,421.81 and 330,481.90 is: 495,668.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,392.18 : 1,506,421.81 = 330,481.90 : x
  2. Step 2: Convert to fraction form
    1,004,392.18/1,506,421.81 = 330,481.90/x
  3. Step 3: Cross multiply
    1,004,392.18x = 1,506,421.81 × 330,481.90
  4. Step 4: Simplify right side
    1,004,392.18x = 497,845,141,970.24
  5. Step 5: Solve for x
    x = 497,845,141,970.24/1,004,392.18
  6. Step 6: Final answer
    x = 495,668.08

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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.