Home / 926,291.25-1,278,281.93-502,355.25

Finding the Fourth Proportional to 926,291.25, 1,278,281.93 and 502,355.25

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Solution

The fourth proportional to 926,291.25, 1,278,281.93 and 502,355.25 is: 693,250.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,291.25 : 1,278,281.93 = 502,355.25 : x
  2. Step 2: Convert to fraction form
    926,291.25/1,278,281.93 = 502,355.25/x
  3. Step 3: Cross multiply
    926,291.25x = 1,278,281.93 × 502,355.25
  4. Step 4: Simplify right side
    926,291.25x = 642,151,636,003.86
  5. Step 5: Solve for x
    x = 642,151,636,003.86/926,291.25
  6. Step 6: Final answer
    x = 693,250.25

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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.