Home / 913,032.48-1,260,011.52-499,594.08

Finding the Fourth Proportional to 913,032.48, 1,260,011.52 and 499,594.08

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Solution

The fourth proportional to 913,032.48, 1,260,011.52 and 499,594.08 is: 689,454.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,032.48 : 1,260,011.52 = 499,594.08 : x
  2. Step 2: Convert to fraction form
    913,032.48/1,260,011.52 = 499,594.08/x
  3. Step 3: Cross multiply
    913,032.48x = 1,260,011.52 × 499,594.08
  4. Step 4: Simplify right side
    913,032.48x = 629,494,296,123.80
  5. Step 5: Solve for x
    x = 629,494,296,123.80/913,032.48
  6. Step 6: Final answer
    x = 689,454.44

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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.