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Finding the Fourth Proportional to 575,678.72, 794,655.48 and 432,853.52

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Solution

The fourth proportional to 575,678.72, 794,655.48 and 432,853.52 is: 597,502.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,678.72 : 794,655.48 = 432,853.52 : x
  2. Step 2: Convert to fraction form
    575,678.72/794,655.48 = 432,853.52/x
  3. Step 3: Cross multiply
    575,678.72x = 794,655.48 × 432,853.52
  4. Step 4: Simplify right side
    575,678.72x = 343,969,421,705.29
  5. Step 5: Solve for x
    x = 343,969,421,705.29/575,678.72
  6. Step 6: Final answer
    x = 597,502.41

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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.