Home / 816,063.40-1,224,095.10-484,287.40

Finding the Fourth Proportional to 816,063.40, 1,224,095.10 and 484,287.40

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Solution

The fourth proportional to 816,063.40, 1,224,095.10 and 484,287.40 is: 726,431.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,063.40 : 1,224,095.10 = 484,287.40 : x
  2. Step 2: Convert to fraction form
    816,063.40/1,224,095.10 = 484,287.40/x
  3. Step 3: Cross multiply
    816,063.40x = 1,224,095.10 × 484,287.40
  4. Step 4: Simplify right side
    816,063.40x = 592,813,833,331.74
  5. Step 5: Solve for x
    x = 592,813,833,331.74/816,063.40
  6. Step 6: Final answer
    x = 726,431.10

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Double scale
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Similar ratio
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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.