Home / 739,538.16-1,020,504.60-417,326.64

Finding the Fourth Proportional to 739,538.16, 1,020,504.60 and 417,326.64

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Solution

The fourth proportional to 739,538.16, 1,020,504.60 and 417,326.64 is: 575,878.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,538.16 : 1,020,504.60 = 417,326.64 : x
  2. Step 2: Convert to fraction form
    739,538.16/1,020,504.60 = 417,326.64/x
  3. Step 3: Cross multiply
    739,538.16x = 1,020,504.60 × 417,326.64
  4. Step 4: Simplify right side
    739,538.16x = 425,883,755,822.54
  5. Step 5: Solve for x
    x = 425,883,755,822.54/739,538.16
  6. Step 6: Final answer
    x = 575,878.00

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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.