Home / 899,737.53-1,241,637.66-491,841.07

Finding the Fourth Proportional to 899,737.53, 1,241,637.66 and 491,841.07

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Solution

The fourth proportional to 899,737.53, 1,241,637.66 and 491,841.07 is: 678,740.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,737.53 : 1,241,637.66 = 491,841.07 : x
  2. Step 2: Convert to fraction form
    899,737.53/1,241,637.66 = 491,841.07/x
  3. Step 3: Cross multiply
    899,737.53x = 1,241,637.66 × 491,841.07
  4. Step 4: Simplify right side
    899,737.53x = 610,688,392,142.60
  5. Step 5: Solve for x
    x = 610,688,392,142.60/899,737.53
  6. Step 6: Final answer
    x = 678,740.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.