Home / 746,423.68-1,030,064.70-406,892.20

Finding the Fourth Proportional to 746,423.68, 1,030,064.70 and 406,892.20

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Solution

The fourth proportional to 746,423.68, 1,030,064.70 and 406,892.20 is: 561,511.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,423.68 : 1,030,064.70 = 406,892.20 : x
  2. Step 2: Convert to fraction form
    746,423.68/1,030,064.70 = 406,892.20/x
  3. Step 3: Cross multiply
    746,423.68x = 1,030,064.70 × 406,892.20
  4. Step 4: Simplify right side
    746,423.68x = 419,125,291,925.34
  5. Step 5: Solve for x
    x = 419,125,291,925.34/746,423.68
  6. Step 6: Final answer
    x = 561,511.25

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.