Home / 688,684.84-1,032,435.62-239,347.34

Finding the Fourth Proportional to 688,684.84, 1,032,435.62 and 239,347.34

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Solution

The fourth proportional to 688,684.84, 1,032,435.62 and 239,347.34 is: 358,815.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,684.84 : 1,032,435.62 = 239,347.34 : x
  2. Step 2: Convert to fraction form
    688,684.84/1,032,435.62 = 239,347.34/x
  3. Step 3: Cross multiply
    688,684.84x = 1,032,435.62 × 239,347.34
  4. Step 4: Simplify right side
    688,684.84x = 247,110,719,368.25
  5. Step 5: Solve for x
    x = 247,110,719,368.25/688,684.84
  6. Step 6: Final answer
    x = 358,815.39

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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.