Home / 972,135.60-1,341,332.35-564,001.03

Finding the Fourth Proportional to 972,135.60, 1,341,332.35 and 564,001.03

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Solution

The fourth proportional to 972,135.60, 1,341,332.35 and 564,001.03 is: 778,196.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,135.60 : 1,341,332.35 = 564,001.03 : x
  2. Step 2: Convert to fraction form
    972,135.60/1,341,332.35 = 564,001.03/x
  3. Step 3: Cross multiply
    972,135.60x = 1,341,332.35 × 564,001.03
  4. Step 4: Simplify right side
    972,135.60x = 756,512,826,972.32
  5. Step 5: Solve for x
    x = 756,512,826,972.32/972,135.60
  6. Step 6: Final answer
    x = 778,196.81

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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.