Home / 907,908.30-1,362,518.55-508,124.70

Finding the Fourth Proportional to 907,908.30, 1,362,518.55 and 508,124.70

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Solution

The fourth proportional to 907,908.30, 1,362,518.55 and 508,124.70 is: 762,554.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,908.30 : 1,362,518.55 = 508,124.70 : x
  2. Step 2: Convert to fraction form
    907,908.30/1,362,518.55 = 508,124.70/x
  3. Step 3: Cross multiply
    907,908.30x = 1,362,518.55 × 508,124.70
  4. Step 4: Simplify right side
    907,908.30x = 692,329,329,463.19
  5. Step 5: Solve for x
    x = 692,329,329,463.19/907,908.30
  6. Step 6: Final answer
    x = 762,554.25

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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.