Home / 807,743.07-1,114,875.41-502,050.33

Finding the Fourth Proportional to 807,743.07, 1,114,875.41 and 502,050.33

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Solution

The fourth proportional to 807,743.07, 1,114,875.41 and 502,050.33 is: 692,947.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,743.07 : 1,114,875.41 = 502,050.33 : x
  2. Step 2: Convert to fraction form
    807,743.07/1,114,875.41 = 502,050.33/x
  3. Step 3: Cross multiply
    807,743.07x = 1,114,875.41 × 502,050.33
  4. Step 4: Simplify right side
    807,743.07x = 559,723,564,989.13
  5. Step 5: Solve for x
    x = 559,723,564,989.13/807,743.07
  6. Step 6: Final answer
    x = 692,947.53

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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.