Home / 674,929.60-1,013,560.80-360,001.60

Finding the Fourth Proportional to 674,929.60, 1,013,560.80 and 360,001.60

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Solution

The fourth proportional to 674,929.60, 1,013,560.80 and 360,001.60 is: 540,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,929.60 : 1,013,560.80 = 360,001.60 : x
  2. Step 2: Convert to fraction form
    674,929.60/1,013,560.80 = 360,001.60/x
  3. Step 3: Cross multiply
    674,929.60x = 1,013,560.80 × 360,001.60
  4. Step 4: Simplify right side
    674,929.60x = 364,883,509,697.28
  5. Step 5: Solve for x
    x = 364,883,509,697.28/674,929.60
  6. Step 6: Final answer
    x = 540,624.55

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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.