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Finding the Fourth Proportional to 569,426.91, 785,929.28 and 473,840.43

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Solution

The fourth proportional to 569,426.91, 785,929.28 and 473,840.43 is: 653,999.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,426.91 : 785,929.28 = 473,840.43 : x
  2. Step 2: Convert to fraction form
    569,426.91/785,929.28 = 473,840.43/x
  3. Step 3: Cross multiply
    569,426.91x = 785,929.28 × 473,840.43
  4. Step 4: Simplify right side
    569,426.91x = 372,405,065,615.59
  5. Step 5: Solve for x
    x = 372,405,065,615.59/569,426.91
  6. Step 6: Final answer
    x = 653,999.77

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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.