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Finding the Fourth Proportional to 630,465.81, 946,342.04 and 461,484.20

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Solution

The fourth proportional to 630,465.81, 946,342.04 and 461,484.20 is: 692,697.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,465.81 : 946,342.04 = 461,484.20 : x
  2. Step 2: Convert to fraction form
    630,465.81/946,342.04 = 461,484.20/x
  3. Step 3: Cross multiply
    630,465.81x = 946,342.04 × 461,484.20
  4. Step 4: Simplify right side
    630,465.81x = 436,721,892,216.64
  5. Step 5: Solve for x
    x = 436,721,892,216.64/630,465.81
  6. Step 6: Final answer
    x = 692,697.19

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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.