Home / 749,681.76-1,035,010.80-463,585.44

Finding the Fourth Proportional to 749,681.76, 1,035,010.80 and 463,585.44

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Solution

The fourth proportional to 749,681.76, 1,035,010.80 and 463,585.44 is: 640,026.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,681.76 : 1,035,010.80 = 463,585.44 : x
  2. Step 2: Convert to fraction form
    749,681.76/1,035,010.80 = 463,585.44/x
  3. Step 3: Cross multiply
    749,681.76x = 1,035,010.80 × 463,585.44
  4. Step 4: Simplify right side
    749,681.76x = 479,815,937,122.75
  5. Step 5: Solve for x
    x = 479,815,937,122.75/749,681.76
  6. Step 6: Final answer
    x = 640,026.16

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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.