Home / 739,853.60-1,110,946.80-424,925.60

Finding the Fourth Proportional to 739,853.60, 1,110,946.80 and 424,925.60

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Solution

The fourth proportional to 739,853.60, 1,110,946.80 and 424,925.60 is: 638,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,853.60 : 1,110,946.80 = 424,925.60 : x
  2. Step 2: Convert to fraction form
    739,853.60/1,110,946.80 = 424,925.60/x
  3. Step 3: Cross multiply
    739,853.60x = 1,110,946.80 × 424,925.60
  4. Step 4: Simplify right side
    739,853.60x = 472,069,735,558.08
  5. Step 5: Solve for x
    x = 472,069,735,558.08/739,853.60
  6. Step 6: Final answer
    x = 638,058.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.