Home / 907,007.40-1,360,460.70-275,871.60

Finding the Fourth Proportional to 907,007.40, 1,360,460.70 and 275,871.60

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Solution

The fourth proportional to 907,007.40, 1,360,460.70 and 275,871.60 is: 413,792.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,007.40 : 1,360,460.70 = 275,871.60 : x
  2. Step 2: Convert to fraction form
    907,007.40/1,360,460.70 = 275,871.60/x
  3. Step 3: Cross multiply
    907,007.40x = 1,360,460.70 × 275,871.60
  4. Step 4: Simplify right side
    907,007.40x = 375,312,470,046.12
  5. Step 5: Solve for x
    x = 375,312,470,046.12/907,007.40
  6. Step 6: Final answer
    x = 413,792.07

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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.