Home / 763,732.32-1,053,977.04-424,232.16

Finding the Fourth Proportional to 763,732.32, 1,053,977.04 and 424,232.16

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Solution

The fourth proportional to 763,732.32, 1,053,977.04 and 424,232.16 is: 585,455.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,732.32 : 1,053,977.04 = 424,232.16 : x
  2. Step 2: Convert to fraction form
    763,732.32/1,053,977.04 = 424,232.16/x
  3. Step 3: Cross multiply
    763,732.32x = 1,053,977.04 × 424,232.16
  4. Step 4: Simplify right side
    763,732.32x = 447,130,956,269.61
  5. Step 5: Solve for x
    x = 447,130,956,269.61/763,732.32
  6. Step 6: Final answer
    x = 585,455.07

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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.