Home / 670,080.60-1,006,287.30-355,152.60

Finding the Fourth Proportional to 670,080.60, 1,006,287.30 and 355,152.60

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Solution

The fourth proportional to 670,080.60, 1,006,287.30 and 355,152.60 is: 533,347.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,080.60 : 1,006,287.30 = 355,152.60 : x
  2. Step 2: Convert to fraction form
    670,080.60/1,006,287.30 = 355,152.60/x
  3. Step 3: Cross multiply
    670,080.60x = 1,006,287.30 × 355,152.60
  4. Step 4: Simplify right side
    670,080.60x = 357,385,550,941.98
  5. Step 5: Solve for x
    x = 357,385,550,941.98/670,080.60
  6. Step 6: Final answer
    x = 533,347.11

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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.