Home / 917,368.65-1,376,052.98-908,511.30

Finding the Fourth Proportional to 917,368.65, 1,376,052.98 and 908,511.30

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Solution

The fourth proportional to 917,368.65, 1,376,052.98 and 908,511.30 is: 1,362,766.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,368.65 : 1,376,052.98 = 908,511.30 : x
  2. Step 2: Convert to fraction form
    917,368.65/1,376,052.98 = 908,511.30/x
  3. Step 3: Cross multiply
    917,368.65x = 1,376,052.98 × 908,511.30
  4. Step 4: Simplify right side
    917,368.65x = 1,250,159,677,186.12
  5. Step 5: Solve for x
    x = 1,250,159,677,186.12/917,368.65
  6. Step 6: Final answer
    x = 1,362,766.95

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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.