Home / 875,762.28-1,208,565.36-513,099.36

Finding the Fourth Proportional to 875,762.28, 1,208,565.36 and 513,099.36

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Solution

The fourth proportional to 875,762.28, 1,208,565.36 and 513,099.36 is: 708,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,762.28 : 1,208,565.36 = 513,099.36 : x
  2. Step 2: Convert to fraction form
    875,762.28/1,208,565.36 = 513,099.36/x
  3. Step 3: Cross multiply
    875,762.28x = 1,208,565.36 × 513,099.36
  4. Step 4: Simplify right side
    875,762.28x = 620,114,112,734.17
  5. Step 5: Solve for x
    x = 620,114,112,734.17/875,762.28
  6. Step 6: Final answer
    x = 708,084.98

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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.