Home / 584,044.13-805,980.90-315,772.13

Finding the Fourth Proportional to 584,044.13, 805,980.90 and 315,772.13

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Solution

The fourth proportional to 584,044.13, 805,980.90 and 315,772.13 is: 435,765.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,044.13 : 805,980.90 = 315,772.13 : x
  2. Step 2: Convert to fraction form
    584,044.13/805,980.90 = 315,772.13/x
  3. Step 3: Cross multiply
    584,044.13x = 805,980.90 × 315,772.13
  4. Step 4: Simplify right side
    584,044.13x = 254,506,301,502.41
  5. Step 5: Solve for x
    x = 254,506,301,502.41/584,044.13
  6. Step 6: Final answer
    x = 435,765.54

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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.