Home / 779,688.27-1,076,063.18-473,814.63

Finding the Fourth Proportional to 779,688.27, 1,076,063.18 and 473,814.63

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Solution

The fourth proportional to 779,688.27, 1,076,063.18 and 473,814.63 is: 653,920.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,688.27 : 1,076,063.18 = 473,814.63 : x
  2. Step 2: Convert to fraction form
    779,688.27/1,076,063.18 = 473,814.63/x
  3. Step 3: Cross multiply
    779,688.27x = 1,076,063.18 × 473,814.63
  4. Step 4: Simplify right side
    779,688.27x = 509,854,475,119.25
  5. Step 5: Solve for x
    x = 509,854,475,119.25/779,688.27
  6. Step 6: Final answer
    x = 653,920.93

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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.