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Finding the Fourth Proportional to 904,382, 1,248,052.02 and 565,047.08

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Solution

The fourth proportional to 904,382, 1,248,052.02 and 565,047.08 is: 779,768.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,382 : 1,248,052.02 = 565,047.08 : x
  2. Step 2: Convert to fraction form
    904,382/1,248,052.02 = 565,047.08/x
  3. Step 3: Cross multiply
    904,382x = 1,248,052.02 × 565,047.08
  4. Step 4: Simplify right side
    904,382x = 705,208,149,589.10
  5. Step 5: Solve for x
    x = 705,208,149,589.10/904,382
  6. Step 6: Final answer
    x = 779,768.01

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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.