Home / 787,738.60-1,180,052.70-471,255.40

Finding the Fourth Proportional to 787,738.60, 1,180,052.70 and 471,255.40

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Solution

The fourth proportional to 787,738.60, 1,180,052.70 and 471,255.40 is: 705,952.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,738.60 : 1,180,052.70 = 471,255.40 : x
  2. Step 2: Convert to fraction form
    787,738.60/1,180,052.70 = 471,255.40/x
  3. Step 3: Cross multiply
    787,738.60x = 1,180,052.70 × 471,255.40
  4. Step 4: Simplify right side
    787,738.60x = 556,106,207,159.58
  5. Step 5: Solve for x
    x = 556,106,207,159.58/787,738.60
  6. Step 6: Final answer
    x = 705,952.72

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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.