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Finding the Fourth Proportional to 359,416.44, 539,032.40 and 106,637.13

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Solution

The fourth proportional to 359,416.44, 539,032.40 and 106,637.13 is: 159,928.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,416.44 : 539,032.40 = 106,637.13 : x
  2. Step 2: Convert to fraction form
    359,416.44/539,032.40 = 106,637.13/x
  3. Step 3: Cross multiply
    359,416.44x = 539,032.40 × 106,637.13
  4. Step 4: Simplify right side
    359,416.44x = 57,480,869,460.59
  5. Step 5: Solve for x
    x = 57,480,869,460.59/359,416.44
  6. Step 6: Final answer
    x = 159,928.32

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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.