Home / 501,864.48-692,590.80-275,527.20

Finding the Fourth Proportional to 501,864.48, 692,590.80 and 275,527.20

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Solution

The fourth proportional to 501,864.48, 692,590.80 and 275,527.20 is: 380,237.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,864.48 : 692,590.80 = 275,527.20 : x
  2. Step 2: Convert to fraction form
    501,864.48/692,590.80 = 275,527.20/x
  3. Step 3: Cross multiply
    501,864.48x = 692,590.80 × 275,527.20
  4. Step 4: Simplify right side
    501,864.48x = 190,827,603,869.76
  5. Step 5: Solve for x
    x = 190,827,603,869.76/501,864.48
  6. Step 6: Final answer
    x = 380,237.32

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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.