Home / 897,720.32-1,237,733.52-574,899.68

Finding the Fourth Proportional to 897,720.32, 1,237,733.52 and 574,899.68

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Solution

The fourth proportional to 897,720.32, 1,237,733.52 and 574,899.68 is: 792,643.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,720.32 : 1,237,733.52 = 574,899.68 : x
  2. Step 2: Convert to fraction form
    897,720.32/1,237,733.52 = 574,899.68/x
  3. Step 3: Cross multiply
    897,720.32x = 1,237,733.52 × 574,899.68
  4. Step 4: Simplify right side
    897,720.32x = 711,572,604,573.27
  5. Step 5: Solve for x
    x = 711,572,604,573.27/897,720.32
  6. Step 6: Final answer
    x = 792,643.98

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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.