Home / 993,475.44-1,490,509.44-461,443.68

Finding the Fourth Proportional to 993,475.44, 1,490,509.44 and 461,443.68

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Solution

The fourth proportional to 993,475.44, 1,490,509.44 and 461,443.68 is: 692,303.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,475.44 : 1,490,509.44 = 461,443.68 : x
  2. Step 2: Convert to fraction form
    993,475.44/1,490,509.44 = 461,443.68/x
  3. Step 3: Cross multiply
    993,475.44x = 1,490,509.44 × 461,443.68
  4. Step 4: Simplify right side
    993,475.44x = 687,786,161,068.34
  5. Step 5: Solve for x
    x = 687,786,161,068.34/993,475.44
  6. Step 6: Final answer
    x = 692,303.13

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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.