Home / 815,152.59-1,124,939.52-452,582.16

Finding the Fourth Proportional to 815,152.59, 1,124,939.52 and 452,582.16

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Solution

The fourth proportional to 815,152.59, 1,124,939.52 and 452,582.16 is: 624,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,152.59 : 1,124,939.52 = 452,582.16 : x
  2. Step 2: Convert to fraction form
    815,152.59/1,124,939.52 = 452,582.16/x
  3. Step 3: Cross multiply
    815,152.59x = 1,124,939.52 × 452,582.16
  4. Step 4: Simplify right side
    815,152.59x = 509,127,557,830.96
  5. Step 5: Solve for x
    x = 509,127,557,830.96/815,152.59
  6. Step 6: Final answer
    x = 624,579.45

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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.