Home / 1,004,112.41-1,506,217.01-330,178.77

Finding the Fourth Proportional to 1,004,112.41, 1,506,217.01 and 330,178.77

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Solution

The fourth proportional to 1,004,112.41, 1,506,217.01 and 330,178.77 is: 495,284.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,112.41 : 1,506,217.01 = 330,178.77 : x
  2. Step 2: Convert to fraction form
    1,004,112.41/1,506,217.01 = 330,178.77/x
  3. Step 3: Cross multiply
    1,004,112.41x = 1,506,217.01 × 330,178.77
  4. Step 4: Simplify right side
    1,004,112.41x = 497,320,878,063.98
  5. Step 5: Solve for x
    x = 497,320,878,063.98/1,004,112.41
  6. Step 6: Final answer
    x = 495,284.07

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Double scale
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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.