Home / 890,932.08-1,336,646.88-292,314.24

Finding the Fourth Proportional to 890,932.08, 1,336,646.88 and 292,314.24

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Solution

The fourth proportional to 890,932.08, 1,336,646.88 and 292,314.24 is: 438,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,932.08 : 1,336,646.88 = 292,314.24 : x
  2. Step 2: Convert to fraction form
    890,932.08/1,336,646.88 = 292,314.24/x
  3. Step 3: Cross multiply
    890,932.08x = 1,336,646.88 × 292,314.24
  4. Step 4: Simplify right side
    890,932.08x = 390,720,916,875.57
  5. Step 5: Solve for x
    x = 390,720,916,875.57/890,932.08
  6. Step 6: Final answer
    x = 438,552.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.