Home / 867,070.17-1,300,282.07-298,292.22

Finding the Fourth Proportional to 867,070.17, 1,300,282.07 and 298,292.22

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Solution

The fourth proportional to 867,070.17, 1,300,282.07 and 298,292.22 is: 447,327.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,070.17 : 1,300,282.07 = 298,292.22 : x
  2. Step 2: Convert to fraction form
    867,070.17/1,300,282.07 = 298,292.22/x
  3. Step 3: Cross multiply
    867,070.17x = 1,300,282.07 × 298,292.22
  4. Step 4: Simplify right side
    867,070.17x = 387,864,023,795.03
  5. Step 5: Solve for x
    x = 387,864,023,795.03/867,070.17
  6. Step 6: Final answer
    x = 447,327.15

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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.