Home / 997,787.68-1,496,681.52-366,428.32

Finding the Fourth Proportional to 997,787.68, 1,496,681.52 and 366,428.32

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Solution

The fourth proportional to 997,787.68, 1,496,681.52 and 366,428.32 is: 549,642.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,787.68 : 1,496,681.52 = 366,428.32 : x
  2. Step 2: Convert to fraction form
    997,787.68/1,496,681.52 = 366,428.32/x
  3. Step 3: Cross multiply
    997,787.68x = 1,496,681.52 × 366,428.32
  4. Step 4: Simplify right side
    997,787.68x = 548,426,494,948.65
  5. Step 5: Solve for x
    x = 548,426,494,948.65/997,787.68
  6. Step 6: Final answer
    x = 549,642.48

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Double scale
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Similar ratio
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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.