Home / 992,464.84-1,488,473.70-282,477.16

Finding the Fourth Proportional to 992,464.84, 1,488,473.70 and 282,477.16

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Solution

The fourth proportional to 992,464.84, 1,488,473.70 and 282,477.16 is: 423,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,464.84 : 1,488,473.70 = 282,477.16 : x
  2. Step 2: Convert to fraction form
    992,464.84/1,488,473.70 = 282,477.16/x
  3. Step 3: Cross multiply
    992,464.84x = 1,488,473.70 × 282,477.16
  4. Step 4: Simplify right side
    992,464.84x = 420,459,823,510.69
  5. Step 5: Solve for x
    x = 420,459,823,510.69/992,464.84
  6. Step 6: Final answer
    x = 423,652.11

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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.