Home / 875,835.06-1,208,688.24-553,427.52

Finding the Fourth Proportional to 875,835.06, 1,208,688.24 and 553,427.52

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Solution

The fourth proportional to 875,835.06, 1,208,688.24 and 553,427.52 is: 763,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,835.06 : 1,208,688.24 = 553,427.52 : x
  2. Step 2: Convert to fraction form
    875,835.06/1,208,688.24 = 553,427.52/x
  3. Step 3: Cross multiply
    875,835.06x = 1,208,688.24 × 553,427.52
  4. Step 4: Simplify right side
    875,835.06x = 668,921,335,116.37
  5. Step 5: Solve for x
    x = 668,921,335,116.37/875,835.06
  6. Step 6: Final answer
    x = 763,752.64

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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.