Home / 890,156.04-1,328,758.86-824,371.08

Finding the Fourth Proportional to 890,156.04, 1,328,758.86 and 824,371.08

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Solution

The fourth proportional to 890,156.04, 1,328,758.86 and 824,371.08 is: 1,230,559.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,156.04 : 1,328,758.86 = 824,371.08 : x
  2. Step 2: Convert to fraction form
    890,156.04/1,328,758.86 = 824,371.08/x
  3. Step 3: Cross multiply
    890,156.04x = 1,328,758.86 × 824,371.08
  4. Step 4: Simplify right side
    890,156.04x = 1,095,390,376,477.77
  5. Step 5: Solve for x
    x = 1,095,390,376,477.77/890,156.04
  6. Step 6: Final answer
    x = 1,230,559.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.