Home / 746,594.48-1,030,322.88-407,068.40

Finding the Fourth Proportional to 746,594.48, 1,030,322.88 and 407,068.40

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Solution

The fourth proportional to 746,594.48, 1,030,322.88 and 407,068.40 is: 561,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,594.48 : 1,030,322.88 = 407,068.40 : x
  2. Step 2: Convert to fraction form
    746,594.48/1,030,322.88 = 407,068.40/x
  3. Step 3: Cross multiply
    746,594.48x = 1,030,322.88 × 407,068.40
  4. Step 4: Simplify right side
    746,594.48x = 419,411,886,244.99
  5. Step 5: Solve for x
    x = 419,411,886,244.99/746,594.48
  6. Step 6: Final answer
    x = 561,766.66

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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.