Home / 779,876.73-1,076,045.42-452,995.52

Finding the Fourth Proportional to 779,876.73, 1,076,045.42 and 452,995.52

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Solution

The fourth proportional to 779,876.73, 1,076,045.42 and 452,995.52 is: 625,026.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,876.73 : 1,076,045.42 = 452,995.52 : x
  2. Step 2: Convert to fraction form
    779,876.73/1,076,045.42 = 452,995.52/x
  3. Step 3: Cross multiply
    779,876.73x = 1,076,045.42 × 452,995.52
  4. Step 4: Simplify right side
    779,876.73x = 487,443,746,931.31
  5. Step 5: Solve for x
    x = 487,443,746,931.31/779,876.73
  6. Step 6: Final answer
    x = 625,026.66

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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.