Home / 773,254.40-1,159,881.60-330,886.40

Finding the Fourth Proportional to 773,254.40, 1,159,881.60 and 330,886.40

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Solution

The fourth proportional to 773,254.40, 1,159,881.60 and 330,886.40 is: 496,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,254.40 : 1,159,881.60 = 330,886.40 : x
  2. Step 2: Convert to fraction form
    773,254.40/1,159,881.60 = 330,886.40/x
  3. Step 3: Cross multiply
    773,254.40x = 1,159,881.60 × 330,886.40
  4. Step 4: Simplify right side
    773,254.40x = 383,789,047,050.24
  5. Step 5: Solve for x
    x = 383,789,047,050.24/773,254.40
  6. Step 6: Final answer
    x = 496,329.60

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Similar ratio
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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.