Home / 698,065.48-1,047,448.14-277,461.64

Finding the Fourth Proportional to 698,065.48, 1,047,448.14 and 277,461.64

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Solution

The fourth proportional to 698,065.48, 1,047,448.14 and 277,461.64 is: 416,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,065.48 : 1,047,448.14 = 277,461.64 : x
  2. Step 2: Convert to fraction form
    698,065.48/1,047,448.14 = 277,461.64/x
  3. Step 3: Cross multiply
    698,065.48x = 1,047,448.14 × 277,461.64
  4. Step 4: Simplify right side
    698,065.48x = 290,626,678,739.35
  5. Step 5: Solve for x
    x = 290,626,678,739.35/698,065.48
  6. Step 6: Final answer
    x = 416,331.54

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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.