Home / 554,931.40-832,397.10-240,003.40

Finding the Fourth Proportional to 554,931.40, 832,397.10 and 240,003.40

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Solution

The fourth proportional to 554,931.40, 832,397.10 and 240,003.40 is: 360,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,931.40 : 832,397.10 = 240,003.40 : x
  2. Step 2: Convert to fraction form
    554,931.40/832,397.10 = 240,003.40/x
  3. Step 3: Cross multiply
    554,931.40x = 832,397.10 × 240,003.40
  4. Step 4: Simplify right side
    554,931.40x = 199,778,134,150.14
  5. Step 5: Solve for x
    x = 199,778,134,150.14/554,931.40
  6. Step 6: Final answer
    x = 360,005.10

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Similar ratio
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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.