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Finding the Fourth Proportional to 366,164.40, 549,479.88 and 155,802

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Solution

The fourth proportional to 366,164.40, 549,479.88 and 155,802 is: 233,802.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,164.40 : 549,479.88 = 155,802 : x
  2. Step 2: Convert to fraction form
    366,164.40/549,479.88 = 155,802/x
  3. Step 3: Cross multiply
    366,164.40x = 549,479.88 × 155,802
  4. Step 4: Simplify right side
    366,164.40x = 85,610,064,263.76
  5. Step 5: Solve for x
    x = 85,610,064,263.76/366,164.40
  6. Step 6: Final answer
    x = 233,802.26

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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.