Home / 760,045.64-1,048,846.77-415,880.24

Finding the Fourth Proportional to 760,045.64, 1,048,846.77 and 415,880.24

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Solution

The fourth proportional to 760,045.64, 1,048,846.77 and 415,880.24 is: 573,905.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,045.64 : 1,048,846.77 = 415,880.24 : x
  2. Step 2: Convert to fraction form
    760,045.64/1,048,846.77 = 415,880.24/x
  3. Step 3: Cross multiply
    760,045.64x = 1,048,846.77 × 415,880.24
  4. Step 4: Simplify right side
    760,045.64x = 436,194,641,186.59
  5. Step 5: Solve for x
    x = 436,194,641,186.59/760,045.64
  6. Step 6: Final answer
    x = 573,905.86

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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.