Home / 977,464.40-1,465,127.40-346,053.20

Finding the Fourth Proportional to 977,464.40, 1,465,127.40 and 346,053.20

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Solution

The fourth proportional to 977,464.40, 1,465,127.40 and 346,053.20 is: 518,701.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,464.40 : 1,465,127.40 = 346,053.20 : x
  2. Step 2: Convert to fraction form
    977,464.40/1,465,127.40 = 346,053.20/x
  3. Step 3: Cross multiply
    977,464.40x = 1,465,127.40 × 346,053.20
  4. Step 4: Simplify right side
    977,464.40x = 507,012,025,177.68
  5. Step 5: Solve for x
    x = 507,012,025,177.68/977,464.40
  6. Step 6: Final answer
    x = 518,701.27

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Double scale
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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.