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Finding the Fourth Proportional to 604,989.60, 901,275.96 and 577,695.84

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Solution

The fourth proportional to 604,989.60, 901,275.96 and 577,695.84 is: 860,615.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,989.60 : 901,275.96 = 577,695.84 : x
  2. Step 2: Convert to fraction form
    604,989.60/901,275.96 = 577,695.84/x
  3. Step 3: Cross multiply
    604,989.60x = 901,275.96 × 577,695.84
  4. Step 4: Simplify right side
    604,989.60x = 520,663,372,784.01
  5. Step 5: Solve for x
    x = 520,663,372,784.01/604,989.60
  6. Step 6: Final answer
    x = 860,615.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.