Home / 759,094.38-1,047,135.53-486,859.32

Finding the Fourth Proportional to 759,094.38, 1,047,135.53 and 486,859.32

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Solution

The fourth proportional to 759,094.38, 1,047,135.53 and 486,859.32 is: 671,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,094.38 : 1,047,135.53 = 486,859.32 : x
  2. Step 2: Convert to fraction form
    759,094.38/1,047,135.53 = 486,859.32/x
  3. Step 3: Cross multiply
    759,094.38x = 1,047,135.53 × 486,859.32
  4. Step 4: Simplify right side
    759,094.38x = 509,807,693,300.79
  5. Step 5: Solve for x
    x = 509,807,693,300.79/759,094.38
  6. Step 6: Final answer
    x = 671,599.88

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Double scale
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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.