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Finding the Fourth Proportional to 458,011.60, 632,066.15 and 254,055.89

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Solution

The fourth proportional to 458,011.60, 632,066.15 and 254,055.89 is: 350,602.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,011.60 : 632,066.15 = 254,055.89 : x
  2. Step 2: Convert to fraction form
    458,011.60/632,066.15 = 254,055.89/x
  3. Step 3: Cross multiply
    458,011.60x = 632,066.15 × 254,055.89
  4. Step 4: Simplify right side
    458,011.60x = 160,580,130,492.43
  5. Step 5: Solve for x
    x = 160,580,130,492.43/458,011.60
  6. Step 6: Final answer
    x = 350,602.76

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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.