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Finding the Fourth Proportional to 407,362.32, 610,897.68 and 141,051.32

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Solution

The fourth proportional to 407,362.32, 610,897.68 and 141,051.32 is: 211,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,362.32 : 610,897.68 = 141,051.32 : x
  2. Step 2: Convert to fraction form
    407,362.32/610,897.68 = 141,051.32/x
  3. Step 3: Cross multiply
    407,362.32x = 610,897.68 × 141,051.32
  4. Step 4: Simplify right side
    407,362.32x = 86,167,924,148.94
  5. Step 5: Solve for x
    x = 86,167,924,148.94/407,362.32
  6. Step 6: Final answer
    x = 211,526.50

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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.