Home / 971,796.10-1,341,077.70-542,075.98

Finding the Fourth Proportional to 971,796.10, 1,341,077.70 and 542,075.98

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Solution

The fourth proportional to 971,796.10, 1,341,077.70 and 542,075.98 is: 748,064.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,796.10 : 1,341,077.70 = 542,075.98 : x
  2. Step 2: Convert to fraction form
    971,796.10/1,341,077.70 = 542,075.98/x
  3. Step 3: Cross multiply
    971,796.10x = 1,341,077.70 × 542,075.98
  4. Step 4: Simplify right side
    971,796.10x = 726,966,008,483.65
  5. Step 5: Solve for x
    x = 726,966,008,483.65/971,796.10
  6. Step 6: Final answer
    x = 748,064.34

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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.