Home / 948,511.52-1,308,946.74-535,053.50

Finding the Fourth Proportional to 948,511.52, 1,308,946.74 and 535,053.50

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Solution

The fourth proportional to 948,511.52, 1,308,946.74 and 535,053.50 is: 738,374.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,511.52 : 1,308,946.74 = 535,053.50 : x
  2. Step 2: Convert to fraction form
    948,511.52/1,308,946.74 = 535,053.50/x
  3. Step 3: Cross multiply
    948,511.52x = 1,308,946.74 × 535,053.50
  4. Step 4: Simplify right side
    948,511.52x = 700,356,534,550.59
  5. Step 5: Solve for x
    x = 700,356,534,550.59/948,511.52
  6. Step 6: Final answer
    x = 738,374.31

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Double scale
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1.5x scale

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.