Home / 1,019,060.65-1,528,594.62-309,094.84

Finding the Fourth Proportional to 1,019,060.65, 1,528,594.62 and 309,094.84

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Solution

The fourth proportional to 1,019,060.65, 1,528,594.62 and 309,094.84 is: 463,643.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,060.65 : 1,528,594.62 = 309,094.84 : x
  2. Step 2: Convert to fraction form
    1,019,060.65/1,528,594.62 = 309,094.84/x
  3. Step 3: Cross multiply
    1,019,060.65x = 1,528,594.62 × 309,094.84
  4. Step 4: Simplify right side
    1,019,060.65x = 472,480,709,493.76
  5. Step 5: Solve for x
    x = 472,480,709,493.76/1,019,060.65
  6. Step 6: Final answer
    x = 463,643.37

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Double scale
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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.