Home / 292,865.13-439,297.70-152,897.13

Finding the Fourth Proportional to 292,865.13, 439,297.70 and 152,897.13

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Solution

The fourth proportional to 292,865.13, 439,297.70 and 152,897.13 is: 229,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,865.13 : 439,297.70 = 152,897.13 : x
  2. Step 2: Convert to fraction form
    292,865.13/439,297.70 = 152,897.13/x
  3. Step 3: Cross multiply
    292,865.13x = 439,297.70 × 152,897.13
  4. Step 4: Simplify right side
    292,865.13x = 67,167,356,781.12
  5. Step 5: Solve for x
    x = 67,167,356,781.12/292,865.13
  6. Step 6: Final answer
    x = 229,345.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.