Home / 739,542.51-1,020,547.94-417,282.57

Finding the Fourth Proportional to 739,542.51, 1,020,547.94 and 417,282.57

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Solution

The fourth proportional to 739,542.51, 1,020,547.94 and 417,282.57 is: 575,838.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,542.51 : 1,020,547.94 = 417,282.57 : x
  2. Step 2: Convert to fraction form
    739,542.51/1,020,547.94 = 417,282.57/x
  3. Step 3: Cross multiply
    739,542.51x = 1,020,547.94 × 417,282.57
  4. Step 4: Simplify right side
    739,542.51x = 425,856,865,124.99
  5. Step 5: Solve for x
    x = 425,856,865,124.99/739,542.51
  6. Step 6: Final answer
    x = 575,838.25

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1.5x scale

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.