Home / 984,144.68-1,358,219.98-602,423.72

Finding the Fourth Proportional to 984,144.68, 1,358,219.98 and 602,423.72

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Solution

The fourth proportional to 984,144.68, 1,358,219.98 and 602,423.72 is: 831,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,144.68 : 1,358,219.98 = 602,423.72 : x
  2. Step 2: Convert to fraction form
    984,144.68/1,358,219.98 = 602,423.72/x
  3. Step 3: Cross multiply
    984,144.68x = 1,358,219.98 × 602,423.72
  4. Step 4: Simplify right side
    984,144.68x = 818,223,932,929.93
  5. Step 5: Solve for x
    x = 818,223,932,929.93/984,144.68
  6. Step 6: Final answer
    x = 831,406.14

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Double scale
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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.