Home / 607,961.24-911,957.40-288,038.16

Finding the Fourth Proportional to 607,961.24, 911,957.40 and 288,038.16

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Solution

The fourth proportional to 607,961.24, 911,957.40 and 288,038.16 is: 432,064.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,961.24 : 911,957.40 = 288,038.16 : x
  2. Step 2: Convert to fraction form
    607,961.24/911,957.40 = 288,038.16/x
  3. Step 3: Cross multiply
    607,961.24x = 911,957.40 × 288,038.16
  4. Step 4: Simplify right side
    607,961.24x = 262,678,531,494.38
  5. Step 5: Solve for x
    x = 262,678,531,494.38/607,961.24
  6. Step 6: Final answer
    x = 432,064.60

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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.