Home / 452,136.76-623,949.63-268,412.19

Finding the Fourth Proportional to 452,136.76, 623,949.63 and 268,412.19

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Solution

The fourth proportional to 452,136.76, 623,949.63 and 268,412.19 is: 370,409.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,136.76 : 623,949.63 = 268,412.19 : x
  2. Step 2: Convert to fraction form
    452,136.76/623,949.63 = 268,412.19/x
  3. Step 3: Cross multiply
    452,136.76x = 623,949.63 × 268,412.19
  4. Step 4: Simplify right side
    452,136.76x = 167,475,686,637.99
  5. Step 5: Solve for x
    x = 167,475,686,637.99/452,136.76
  6. Step 6: Final answer
    x = 370,409.36

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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.