Home / 943,710.59-1,302,379.86-535,657.08

Finding the Fourth Proportional to 943,710.59, 1,302,379.86 and 535,657.08

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Solution

The fourth proportional to 943,710.59, 1,302,379.86 and 535,657.08 is: 739,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,710.59 : 1,302,379.86 = 535,657.08 : x
  2. Step 2: Convert to fraction form
    943,710.59/1,302,379.86 = 535,657.08/x
  3. Step 3: Cross multiply
    943,710.59x = 1,302,379.86 × 535,657.08
  4. Step 4: Simplify right side
    943,710.59x = 697,628,992,858.41
  5. Step 5: Solve for x
    x = 697,628,992,858.41/943,710.59
  6. Step 6: Final answer
    x = 739,240.40

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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.