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Finding the Fourth Proportional to 739,359.76, 1,020,593 and 575,692.72

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Solution

The fourth proportional to 739,359.76, 1,020,593 and 575,692.72 is: 794,671.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,359.76 : 1,020,593 = 575,692.72 : x
  2. Step 2: Convert to fraction form
    739,359.76/1,020,593 = 575,692.72/x
  3. Step 3: Cross multiply
    739,359.76x = 1,020,593 × 575,692.72
  4. Step 4: Simplify right side
    739,359.76x = 587,547,960,182.96
  5. Step 5: Solve for x
    x = 587,547,960,182.96/739,359.76
  6. Step 6: Final answer
    x = 794,671.27

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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.