Home / 784,590.30-1,176,994.80-335,307.60

Finding the Fourth Proportional to 784,590.30, 1,176,994.80 and 335,307.60

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Solution

The fourth proportional to 784,590.30, 1,176,994.80 and 335,307.60 is: 503,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,590.30 : 1,176,994.80 = 335,307.60 : x
  2. Step 2: Convert to fraction form
    784,590.30/1,176,994.80 = 335,307.60/x
  3. Step 3: Cross multiply
    784,590.30x = 1,176,994.80 × 335,307.60
  4. Step 4: Simplify right side
    784,590.30x = 394,655,301,600.48
  5. Step 5: Solve for x
    x = 394,655,301,600.48/784,590.30
  6. Step 6: Final answer
    x = 503,008.13

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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.