Home / 767,683.04-1,059,461.37-423,585.38

Finding the Fourth Proportional to 767,683.04, 1,059,461.37 and 423,585.38

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Solution

The fourth proportional to 767,683.04, 1,059,461.37 and 423,585.38 is: 584,580.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,683.04 : 1,059,461.37 = 423,585.38 : x
  2. Step 2: Convert to fraction form
    767,683.04/1,059,461.37 = 423,585.38/x
  3. Step 3: Cross multiply
    767,683.04x = 1,059,461.37 × 423,585.38
  4. Step 4: Simplify right side
    767,683.04x = 448,772,349,655.42
  5. Step 5: Solve for x
    x = 448,772,349,655.42/767,683.04
  6. Step 6: Final answer
    x = 584,580.26

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Half scale
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Double scale
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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.