Home / 714,330.92-1,071,660-309,591.04

Finding the Fourth Proportional to 714,330.92, 1,071,660 and 309,591.04

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Solution

The fourth proportional to 714,330.92, 1,071,660 and 309,591.04 is: 464,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,330.92 : 1,071,660 = 309,591.04 : x
  2. Step 2: Convert to fraction form
    714,330.92/1,071,660 = 309,591.04/x
  3. Step 3: Cross multiply
    714,330.92x = 1,071,660 × 309,591.04
  4. Step 4: Simplify right side
    714,330.92x = 331,776,333,926.40
  5. Step 5: Solve for x
    x = 331,776,333,926.40/714,330.92
  6. Step 6: Final answer
    x = 464,457.47

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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.