Home / 885,272.40-1,327,981.74-373,085.70

Finding the Fourth Proportional to 885,272.40, 1,327,981.74 and 373,085.70

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Solution

The fourth proportional to 885,272.40, 1,327,981.74 and 373,085.70 is: 559,659.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,272.40 : 1,327,981.74 = 373,085.70 : x
  2. Step 2: Convert to fraction form
    885,272.40/1,327,981.74 = 373,085.70/x
  3. Step 3: Cross multiply
    885,272.40x = 1,327,981.74 × 373,085.70
  4. Step 4: Simplify right side
    885,272.40x = 495,450,997,055.12
  5. Step 5: Solve for x
    x = 495,450,997,055.12/885,272.40
  6. Step 6: Final answer
    x = 559,659.37

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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.