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Finding the Fourth Proportional to 604,502.40, 833,881.92 and 374,980.32

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Solution

The fourth proportional to 604,502.40, 833,881.92 and 374,980.32 is: 517,267.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,502.40 : 833,881.92 = 374,980.32 : x
  2. Step 2: Convert to fraction form
    604,502.40/833,881.92 = 374,980.32/x
  3. Step 3: Cross multiply
    604,502.40x = 833,881.92 × 374,980.32
  4. Step 4: Simplify right side
    604,502.40x = 312,689,309,203.81
  5. Step 5: Solve for x
    x = 312,689,309,203.81/604,502.40
  6. Step 6: Final answer
    x = 517,267.28

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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.