Home / 717,035.76-1,075,579.36-243,659.61

Finding the Fourth Proportional to 717,035.76, 1,075,579.36 and 243,659.61

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Solution

The fourth proportional to 717,035.76, 1,075,579.36 and 243,659.61 is: 365,498.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,035.76 : 1,075,579.36 = 243,659.61 : x
  2. Step 2: Convert to fraction form
    717,035.76/1,075,579.36 = 243,659.61/x
  3. Step 3: Cross multiply
    717,035.76x = 1,075,579.36 × 243,659.61
  4. Step 4: Simplify right side
    717,035.76x = 262,075,246,772.50
  5. Step 5: Solve for x
    x = 262,075,246,772.50/717,035.76
  6. Step 6: Final answer
    x = 365,498.15

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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.