Home / 711,755.96-1,066,528.02-448,547

Finding the Fourth Proportional to 711,755.96, 1,066,528.02 and 448,547

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Solution

The fourth proportional to 711,755.96, 1,066,528.02 and 448,547 is: 672,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,755.96 : 1,066,528.02 = 448,547 : x
  2. Step 2: Convert to fraction form
    711,755.96/1,066,528.02 = 448,547/x
  3. Step 3: Cross multiply
    711,755.96x = 1,066,528.02 × 448,547
  4. Step 4: Simplify right side
    711,755.96x = 478,387,943,786.94
  5. Step 5: Solve for x
    x = 478,387,943,786.94/711,755.96
  6. Step 6: Final answer
    x = 672,123.55

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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.