Home / 760,250.48-1,049,148.44-411,390.89

Finding the Fourth Proportional to 760,250.48, 1,049,148.44 and 411,390.89

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Solution

The fourth proportional to 760,250.48, 1,049,148.44 and 411,390.89 is: 567,720.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,250.48 : 1,049,148.44 = 411,390.89 : x
  2. Step 2: Convert to fraction form
    760,250.48/1,049,148.44 = 411,390.89/x
  3. Step 3: Cross multiply
    760,250.48x = 1,049,148.44 × 411,390.89
  4. Step 4: Simplify right side
    760,250.48x = 431,610,110,962.11
  5. Step 5: Solve for x
    x = 431,610,110,962.11/760,250.48
  6. Step 6: Final answer
    x = 567,720.93

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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.