Home / 809,303.04-1,116,838.03-446,726.81

Finding the Fourth Proportional to 809,303.04, 1,116,838.03 and 446,726.81

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Solution

The fourth proportional to 809,303.04, 1,116,838.03 and 446,726.81 is: 616,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,303.04 : 1,116,838.03 = 446,726.81 : x
  2. Step 2: Convert to fraction form
    809,303.04/1,116,838.03 = 446,726.81/x
  3. Step 3: Cross multiply
    809,303.04x = 1,116,838.03 × 446,726.81
  4. Step 4: Simplify right side
    809,303.04x = 498,921,490,428.58
  5. Step 5: Solve for x
    x = 498,921,490,428.58/809,303.04
  6. Step 6: Final answer
    x = 616,482.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.