Home / 670,334.40-1,005,890.40-249,652.80

Finding the Fourth Proportional to 670,334.40, 1,005,890.40 and 249,652.80

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Solution

The fourth proportional to 670,334.40, 1,005,890.40 and 249,652.80 is: 374,624.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,334.40 : 1,005,890.40 = 249,652.80 : x
  2. Step 2: Convert to fraction form
    670,334.40/1,005,890.40 = 249,652.80/x
  3. Step 3: Cross multiply
    670,334.40x = 1,005,890.40 × 249,652.80
  4. Step 4: Simplify right side
    670,334.40x = 251,123,354,853.12
  5. Step 5: Solve for x
    x = 251,123,354,853.12/670,334.40
  6. Step 6: Final answer
    x = 374,624.00

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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.