Home / 895,337.72-1,235,573.52-487,442.39

Finding the Fourth Proportional to 895,337.72, 1,235,573.52 and 487,442.39

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Solution

The fourth proportional to 895,337.72, 1,235,573.52 and 487,442.39 is: 672,674.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,337.72 : 1,235,573.52 = 487,442.39 : x
  2. Step 2: Convert to fraction form
    895,337.72/1,235,573.52 = 487,442.39/x
  3. Step 3: Cross multiply
    895,337.72x = 1,235,573.52 × 487,442.39
  4. Step 4: Simplify right side
    895,337.72x = 602,270,901,603.74
  5. Step 5: Solve for x
    x = 602,270,901,603.74/895,337.72
  6. Step 6: Final answer
    x = 672,674.56

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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.