Home / 755,763.60-1,133,612.58-282,453.06

Finding the Fourth Proportional to 755,763.60, 1,133,612.58 and 282,453.06

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Solution

The fourth proportional to 755,763.60, 1,133,612.58 and 282,453.06 is: 423,667.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,763.60 : 1,133,612.58 = 282,453.06 : x
  2. Step 2: Convert to fraction form
    755,763.60/1,133,612.58 = 282,453.06/x
  3. Step 3: Cross multiply
    755,763.60x = 1,133,612.58 × 282,453.06
  4. Step 4: Simplify right side
    755,763.60x = 320,192,342,075.50
  5. Step 5: Solve for x
    x = 320,192,342,075.50/755,763.60
  6. Step 6: Final answer
    x = 423,667.32

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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.