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Finding the Fourth Proportional to 604,495.22, 834,322.64 and 346,545.38

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Solution

The fourth proportional to 604,495.22, 834,322.64 and 346,545.38 is: 478,300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,495.22 : 834,322.64 = 346,545.38 : x
  2. Step 2: Convert to fraction form
    604,495.22/834,322.64 = 346,545.38/x
  3. Step 3: Cross multiply
    604,495.22x = 834,322.64 × 346,545.38
  4. Step 4: Simplify right side
    604,495.22x = 289,130,656,674.48
  5. Step 5: Solve for x
    x = 289,130,656,674.48/604,495.22
  6. Step 6: Final answer
    x = 478,300.98

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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.