Home / 369,984.22-554,751.60-145,075.20

Finding the Fourth Proportional to 369,984.22, 554,751.60 and 145,075.20

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Solution

The fourth proportional to 369,984.22, 554,751.60 and 145,075.20 is: 217,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,984.22 : 554,751.60 = 145,075.20 : x
  2. Step 2: Convert to fraction form
    369,984.22/554,751.60 = 145,075.20/x
  3. Step 3: Cross multiply
    369,984.22x = 554,751.60 × 145,075.20
  4. Step 4: Simplify right side
    369,984.22x = 80,480,699,320.32
  5. Step 5: Solve for x
    x = 80,480,699,320.32/369,984.22
  6. Step 6: Final answer
    x = 217,524.68

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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.