Home / 975,482.80-1,346,218.54-545,737.28

Finding the Fourth Proportional to 975,482.80, 1,346,218.54 and 545,737.28

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Solution

The fourth proportional to 975,482.80, 1,346,218.54 and 545,737.28 is: 753,146.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,482.80 : 1,346,218.54 = 545,737.28 : x
  2. Step 2: Convert to fraction form
    975,482.80/1,346,218.54 = 545,737.28/x
  3. Step 3: Cross multiply
    975,482.80x = 1,346,218.54 × 545,737.28
  4. Step 4: Simplify right side
    975,482.80x = 734,681,644,305.17
  5. Step 5: Solve for x
    x = 734,681,644,305.17/975,482.80
  6. Step 6: Final answer
    x = 753,146.69

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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.