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Finding the Fourth Proportional to 566,659.40, 851,256.30 and 473,347.40

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Solution

The fourth proportional to 566,659.40, 851,256.30 and 473,347.40 is: 711,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,659.40 : 851,256.30 = 473,347.40 : x
  2. Step 2: Convert to fraction form
    566,659.40/851,256.30 = 473,347.40/x
  3. Step 3: Cross multiply
    566,659.40x = 851,256.30 × 473,347.40
  4. Step 4: Simplify right side
    566,659.40x = 402,939,956,338.62
  5. Step 5: Solve for x
    x = 402,939,956,338.62/566,659.40
  6. Step 6: Final answer
    x = 711,079.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.