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Finding the Fourth Proportional to 295,866.60, 442,925.10 and 264,373.80

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Solution

The fourth proportional to 295,866.60, 442,925.10 and 264,373.80 is: 395,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,866.60 : 442,925.10 = 264,373.80 : x
  2. Step 2: Convert to fraction form
    295,866.60/442,925.10 = 264,373.80/x
  3. Step 3: Cross multiply
    295,866.60x = 442,925.10 × 264,373.80
  4. Step 4: Simplify right side
    295,866.60x = 117,097,791,802.38
  5. Step 5: Solve for x
    x = 117,097,791,802.38/295,866.60
  6. Step 6: Final answer
    x = 395,779.02

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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.