Home / 1,157,996.48-1,736,939.10-316,550.12

Finding the Fourth Proportional to 1,157,996.48, 1,736,939.10 and 316,550.12

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Solution

The fourth proportional to 1,157,996.48, 1,736,939.10 and 316,550.12 is: 474,809.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,996.48 : 1,736,939.10 = 316,550.12 : x
  2. Step 2: Convert to fraction form
    1,157,996.48/1,736,939.10 = 316,550.12/x
  3. Step 3: Cross multiply
    1,157,996.48x = 1,736,939.10 × 316,550.12
  4. Step 4: Simplify right side
    1,157,996.48x = 549,828,280,537.69
  5. Step 5: Solve for x
    x = 549,828,280,537.69/1,157,996.48
  6. Step 6: Final answer
    x = 474,809.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.