Home / 807,461.46-1,114,322.06-463,360.50

Finding the Fourth Proportional to 807,461.46, 1,114,322.06 and 463,360.50

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Solution

The fourth proportional to 807,461.46, 1,114,322.06 and 463,360.50 is: 639,451.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,461.46 : 1,114,322.06 = 463,360.50 : x
  2. Step 2: Convert to fraction form
    807,461.46/1,114,322.06 = 463,360.50/x
  3. Step 3: Cross multiply
    807,461.46x = 1,114,322.06 × 463,360.50
  4. Step 4: Simplify right side
    807,461.46x = 516,332,828,041.03
  5. Step 5: Solve for x
    x = 516,332,828,041.03/807,461.46
  6. Step 6: Final answer
    x = 639,451.98

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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.