Home / 670,150.20-1,005,110.10-249,209.40

Finding the Fourth Proportional to 670,150.20, 1,005,110.10 and 249,209.40

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Solution

The fourth proportional to 670,150.20, 1,005,110.10 and 249,209.40 is: 373,771.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,150.20 : 1,005,110.10 = 249,209.40 : x
  2. Step 2: Convert to fraction form
    670,150.20/1,005,110.10 = 249,209.40/x
  3. Step 3: Cross multiply
    670,150.20x = 1,005,110.10 × 249,209.40
  4. Step 4: Simplify right side
    670,150.20x = 250,482,884,954.94
  5. Step 5: Solve for x
    x = 250,482,884,954.94/670,150.20
  6. Step 6: Final answer
    x = 373,771.26

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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.