Home / 1,016,880.48-1,403,276.40-564,161.76

Finding the Fourth Proportional to 1,016,880.48, 1,403,276.40 and 564,161.76

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Solution

The fourth proportional to 1,016,880.48, 1,403,276.40 and 564,161.76 is: 778,532.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,880.48 : 1,403,276.40 = 564,161.76 : x
  2. Step 2: Convert to fraction form
    1,016,880.48/1,403,276.40 = 564,161.76/x
  3. Step 3: Cross multiply
    1,016,880.48x = 1,403,276.40 × 564,161.76
  4. Step 4: Simplify right side
    1,016,880.48x = 791,674,883,590.46
  5. Step 5: Solve for x
    x = 791,674,883,590.46/1,016,880.48
  6. Step 6: Final answer
    x = 778,532.87

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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.