Home / 807,557.81-1,114,420.71-458,695.77

Finding the Fourth Proportional to 807,557.81, 1,114,420.71 and 458,695.77

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Solution

The fourth proportional to 807,557.81, 1,114,420.71 and 458,695.77 is: 632,995.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,557.81 : 1,114,420.71 = 458,695.77 : x
  2. Step 2: Convert to fraction form
    807,557.81/1,114,420.71 = 458,695.77/x
  3. Step 3: Cross multiply
    807,557.81x = 1,114,420.71 × 458,695.77
  4. Step 4: Simplify right side
    807,557.81x = 511,180,060,105.29
  5. Step 5: Solve for x
    x = 511,180,060,105.29/807,557.81
  6. Step 6: Final answer
    x = 632,995.01

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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.