Home / 900,406.90-1,241,345.58-577,556.56

Finding the Fourth Proportional to 900,406.90, 1,241,345.58 and 577,556.56

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Solution

The fourth proportional to 900,406.90, 1,241,345.58 and 577,556.56 is: 796,248.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,406.90 : 1,241,345.58 = 577,556.56 : x
  2. Step 2: Convert to fraction form
    900,406.90/1,241,345.58 = 577,556.56/x
  3. Step 3: Cross multiply
    900,406.90x = 1,241,345.58 × 577,556.56
  4. Step 4: Simplify right side
    900,406.90x = 716,947,282,956.01
  5. Step 5: Solve for x
    x = 716,947,282,956.01/900,406.90
  6. Step 6: Final answer
    x = 796,248.10

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1.5x scale

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.