Home / 1,004,109.40-1,506,212.51-330,175.76

Finding the Fourth Proportional to 1,004,109.40, 1,506,212.51 and 330,175.76

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Solution

The fourth proportional to 1,004,109.40, 1,506,212.51 and 330,175.76 is: 495,279.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,109.40 : 1,506,212.51 = 330,175.76 : x
  2. Step 2: Convert to fraction form
    1,004,109.40/1,506,212.51 = 330,175.76/x
  3. Step 3: Cross multiply
    1,004,109.40x = 1,506,212.51 × 330,175.76
  4. Step 4: Simplify right side
    1,004,109.40x = 497,314,860,210.76
  5. Step 5: Solve for x
    x = 497,314,860,210.76/1,004,109.40
  6. Step 6: Final answer
    x = 495,279.56

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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.