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Finding the Fourth Proportional to 584,272.62, 874,102.98 and 442,526.30

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Solution

The fourth proportional to 584,272.62, 874,102.98 and 442,526.30 is: 662,042.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,272.62 : 874,102.98 = 442,526.30 : x
  2. Step 2: Convert to fraction form
    584,272.62/874,102.98 = 442,526.30/x
  3. Step 3: Cross multiply
    584,272.62x = 874,102.98 × 442,526.30
  4. Step 4: Simplify right side
    584,272.62x = 386,813,557,558.37
  5. Step 5: Solve for x
    x = 386,813,557,558.37/584,272.62
  6. Step 6: Final answer
    x = 662,042.93

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Double scale
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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.