Home / 849,814.48-1,273,788.60-288,426.16

Finding the Fourth Proportional to 849,814.48, 1,273,788.60 and 288,426.16

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Solution

The fourth proportional to 849,814.48, 1,273,788.60 and 288,426.16 is: 432,322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,814.48 : 1,273,788.60 = 288,426.16 : x
  2. Step 2: Convert to fraction form
    849,814.48/1,273,788.60 = 288,426.16/x
  3. Step 3: Cross multiply
    849,814.48x = 1,273,788.60 × 288,426.16
  4. Step 4: Simplify right side
    849,814.48x = 367,393,954,549.78
  5. Step 5: Solve for x
    x = 367,393,954,549.78/849,814.48
  6. Step 6: Final answer
    x = 432,322.54

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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.