Home / 927,547.20-1,389,208.32-552,795.84

Finding the Fourth Proportional to 927,547.20, 1,389,208.32 and 552,795.84

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Solution

The fourth proportional to 927,547.20, 1,389,208.32 and 552,795.84 is: 827,934.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,547.20 : 1,389,208.32 = 552,795.84 : x
  2. Step 2: Convert to fraction form
    927,547.20/1,389,208.32 = 552,795.84/x
  3. Step 3: Cross multiply
    927,547.20x = 1,389,208.32 × 552,795.84
  4. Step 4: Simplify right side
    927,547.20x = 767,948,580,189.39
  5. Step 5: Solve for x
    x = 767,948,580,189.39/927,547.20
  6. Step 6: Final answer
    x = 827,934.77

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1.5x scale

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.