Home / 917,601.93-1,376,695.41-384,979.95

Finding the Fourth Proportional to 917,601.93, 1,376,695.41 and 384,979.95

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Solution

The fourth proportional to 917,601.93, 1,376,695.41 and 384,979.95 is: 577,592.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,601.93 : 1,376,695.41 = 384,979.95 : x
  2. Step 2: Convert to fraction form
    917,601.93/1,376,695.41 = 384,979.95/x
  3. Step 3: Cross multiply
    917,601.93x = 1,376,695.41 × 384,979.95
  4. Step 4: Simplify right side
    917,601.93x = 530,000,130,107.03
  5. Step 5: Solve for x
    x = 530,000,130,107.03/917,601.93
  6. Step 6: Final answer
    x = 577,592.65

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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.