Home / 452,669.04-624,449.05-307,482.31

Finding the Fourth Proportional to 452,669.04, 624,449.05 and 307,482.31

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Solution

The fourth proportional to 452,669.04, 624,449.05 and 307,482.31 is: 424,166.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,669.04 : 624,449.05 = 307,482.31 : x
  2. Step 2: Convert to fraction form
    452,669.04/624,449.05 = 307,482.31/x
  3. Step 3: Cross multiply
    452,669.04x = 624,449.05 × 307,482.31
  4. Step 4: Simplify right side
    452,669.04x = 192,007,036,383.16
  5. Step 5: Solve for x
    x = 192,007,036,383.16/452,669.04
  6. Step 6: Final answer
    x = 424,166.49

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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.