Home / 1,494,621.18-2,242,307.28-429,665.16

Finding the Fourth Proportional to 1,494,621.18, 2,242,307.28 and 429,665.16

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Solution

The fourth proportional to 1,494,621.18, 2,242,307.28 and 429,665.16 is: 644,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,621.18 : 2,242,307.28 = 429,665.16 : x
  2. Step 2: Convert to fraction form
    1,494,621.18/2,242,307.28 = 429,665.16/x
  3. Step 3: Cross multiply
    1,494,621.18x = 2,242,307.28 × 429,665.16
  4. Step 4: Simplify right side
    1,494,621.18x = 963,441,316,230.37
  5. Step 5: Solve for x
    x = 963,441,316,230.37/1,494,621.18
  6. Step 6: Final answer
    x = 644,605.69

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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.