Home / 849,430.40-1,274,588.26-344,364.62

Finding the Fourth Proportional to 849,430.40, 1,274,588.26 and 344,364.62

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Solution

The fourth proportional to 849,430.40, 1,274,588.26 and 344,364.62 is: 516,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,430.40 : 1,274,588.26 = 344,364.62 : x
  2. Step 2: Convert to fraction form
    849,430.40/1,274,588.26 = 344,364.62/x
  3. Step 3: Cross multiply
    849,430.40x = 1,274,588.26 × 344,364.62
  4. Step 4: Simplify right side
    849,430.40x = 438,923,094,577.51
  5. Step 5: Solve for x
    x = 438,923,094,577.51/849,430.40
  6. Step 6: Final answer
    x = 516,726.38

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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.