Home / 320,937.02-442,923.36-191,875.94

Finding the Fourth Proportional to 320,937.02, 442,923.36 and 191,875.94

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Solution

The fourth proportional to 320,937.02, 442,923.36 and 191,875.94 is: 264,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,937.02 : 442,923.36 = 191,875.94 : x
  2. Step 2: Convert to fraction form
    320,937.02/442,923.36 = 191,875.94/x
  3. Step 3: Cross multiply
    320,937.02x = 442,923.36 × 191,875.94
  4. Step 4: Simplify right side
    320,937.02x = 84,986,334,774.77
  5. Step 5: Solve for x
    x = 84,986,334,774.77/320,937.02
  6. Step 6: Final answer
    x = 264,806.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.